Precalculus Mathematics Homework Help Forum

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Free pre-calculus mathematics homework help from qualified mentors. Math courses prior to calculus homework. Please use the template when requesting help and show your work.
A gardener collected 17 apples...
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Prove that terms cyclic in ##a,b,c##, are in ##\text{AP}##
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7
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Rounding Errors to nearest 10cm
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26
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2K
Solve the given inequality Q. 21
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2
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587
Question about the property of PDF
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8
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Show that these equations are linearly dependent using Mathematica
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6
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681
Quantitative reasoning problem
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5
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618
Find the sum of the coefficients of ##(x+y)^{16}##
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5
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585
Why is ##^{2m}C_m## equivalent to ##\dfrac{2m!}{m!m!}##?
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6
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707
Help please with De Moivre's Theorem (raising a complex number to a power)
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In the expansion of ##(1+x)^n##, the coefficients of terms equidistant from the beginning and the end are equal
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3
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693
Find the smallest integer ## a>2 ## such that ## 2\mid a ##
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3
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953
Optimizing Null Space Solutions: How to Remove Zeros in Rank Deficient Matrices
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10
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649
Complex mapping z ↦ ω = (z − a)/(z − b)
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5
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573
Partial Permutation, Combination question for buying dogs at the pet store
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19
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857
How can we fairly distribute food among four people with different appetites?
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27
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640
What is a point of using complex numbers here?
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3
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541
Statistics and Probabilities: How many type A pigs from the farm's herd of 1,000 pigs have 3 DYL blood?
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21
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690
Combination, partial permutation
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1
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466
Drawing marked balls from an urn
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10
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838
Basic counting methods — integers between 1 and 100 that are divisible by 7
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19
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989
Inequalities With negative numbers and switching x -- therefore switching the sign
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8
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511
S=u*t+a*t^2/2 VS ratio 1:2:3:5... t1/t10= ...
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8
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856
Find an integer having the remainders ## 1, 2, 5, 5 ##
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7
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1K
Basic combinatorics: How many ways can 4 boys and 4 girls sit in a row such that no 2 girls sit together?
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27
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1K
A railway carriage will accommodate 5 passengers on each side
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4
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660
MHB Volume and surface area of "One World Trade Center"
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6
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2K
Probability related to cumulative distribution function
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4
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675
Two link planar robot elbow errors in textbook (Inverse kinematics)
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3
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551
Poisson Probability Distribution Problem
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19
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Find the value of ##k^2## in the problem involving trigonometry
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7
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Prove that ## 4\tan^{-1}\left[\dfrac{1}{5}\right]- \tan^{-1}\left[\dfrac{1}{239}\right]= \dfrac{π}{4}##
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13
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769
Ratio of the sum of ##n## terms of two AP series
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9
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573
Decompose 4x4 determinant into 24 determinants -- How many are zero?
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1
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567
Solve ## 4x+51y=9: x=15+51t, y=-1-4t ##
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2
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Solve the equation: ##\tan x ⋅\tan 4x = 1##
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4
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856
Is My Proof That ab<a Correct Given 0<a<1 and 0<b<1?
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4
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603
Understanding Cubic Factorization: Solving for Roots with a and -2a
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6
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617
Identifying matrices as REF, RREF, or neither
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1
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792
Limit to Infinity of Quotient with Square Root - Reducing the Equation
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8
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621
Proving a trigonometric identity with ##\sin^4## s and ##\cos^4## s
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12
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744
Binomial Theorem - determine the term with...
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18
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Roots of a polynomial mixed with a trigonometric function
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14
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852
Difference between -3² and (-3)² ?
2
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53
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Matrices: if AB=A and BA=B, then B^2 is equal to?
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18
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2K
Are the following statements true? (1) a∈{{a},{a,b}} and (2) b∈{{a},{a,b}} true?
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8
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Find the smallest value of angle ##α + β ##
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11
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742
An inequality involving ##x## on both sides: ##\sqrt{x+2}\ge x##
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3
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1K
Solve the problem that involves ##\cos^{-1} x + \cos^{-1}y##
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3
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655
Solve the given problem involving: ##\tan^{-1} (2x+1)+ \tan^{-1} (2x-1)##
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10
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602
Solve the problem that involves diameter of the Bullseye
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2
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515
Partial Fraction Decomposition
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826
Prove that the given inverse trigonometry equation is correct
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5
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594
Show that the ratio ##x+y:x-y## is increased by subtracting ##y##
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4
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681
I don't get a step with this quadratic question
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12
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711
Solve these simultaneous equations
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6
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611
Solve the given simultaneous equations
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8
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636
Is ##9\sqrt[3]{-3}## Equivalent to ##-9\sqrt[3]{3}##?
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4
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587
Solve for ##u## and ##v## in the given equations
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2
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449
Solve the given simultaneous equations in x^2, x and y
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1
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537
Solve the simultaneous equations involving x, y, and their squares
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2
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539
Simplifying (b-a)/(a-b): A Scientific Approach
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10
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715
Question about this technique for solving simultaneous equations
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4
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651
Number of ways to partition n persons and probability to form n groups
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10
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1K
Applications of algebraic expressions
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6
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612
Probability using combinations or alternatives
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12
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1K
How many positive integers x satisfy this logarithmic inequality?
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2
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602
Basic probability question (1 boy + 2 girls of a group of 7)
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6
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794
Find the total number of ways of coloring the eight regions
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7
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922
Question about permutation formula -- How to use the formula when r = 0 ?
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6
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737
Discover Circle Theorem Help for Triangle PST: PSR Angle = 77 Degrees
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1
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539
Find the area of the quadrilateral OCBAO
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8
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603
Calculating Cable Turns for a Job
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5
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Solve the problem that involves iteration
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21
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Solve the given problem involving functions: f(x)=|ax-b| and y=f(x)+c
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19
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Solve the given problem involving logarithms
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18
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Prove this variation: If a+b ∝ a-b, prove that a^2+b^2 ∝ ab
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11
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949
Proving trig identities -- Is the method related to the unit circle?
2
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54
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Derivative of a piecewise function
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6
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559
Solving for a, b, and c in this equation for $ revenue for a circus
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4
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609
Solve the given problem that involves binomial theorem
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2
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598
Ideal Straight Line Fit for a Temperature Sensor Output
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2
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539
How Did 1886 Dutch Students Solve This Complex Math Problem?
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34
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2K
Finding compound interest formula
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2
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656
Solve the given problem that involves Trigonometry
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7
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641
Find the possible values of angle ##∠ADB##
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2
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567
Determine the position vector of ##C##
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1
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512
Prove that these three ratios are equivalent
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11
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Adding square roots of ##i## leading to different answers!
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21
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796
How Did the Author Derive the Perfect Square from the Algebraic Equation?
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5
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775
Vector addition and subtraction
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13
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925
Calculating Radius & Water Depth of a Spherical Bowl
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7
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2K
Evaluating the angle theta using inverse sin
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4
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738
Finding the solution to system of 3 equations with 3 unknowns
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2
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555
Complex numbers confusion (how they got this expression in orange to become -1)
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25
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Conceptual question on equations of the form ##x=ay^2+by+c##
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5
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718
Form a Linear Equation for the Value of this equipment during the 10 years it will be in use
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3
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2K
Is it possible to find a number x such that 5 < x < 1?
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26
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If 1=5, 2=25, 3=125,4=1880, 5=?
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8
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2K
Number of lines equidistant from four points on a plane
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2
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895

Precalculus Homework Help

Precalculus Homework Help involves providing support to students working on assignments related to precalculus, a preparatory course that covers mathematical concepts essential for calculus.

This assistance includes clarifying precalculus topics such as functions, trigonometry, algebraic expressions, and graphing. Tutors or resources offering precalculus homework help aim to reinforce students' understanding of foundational mathematical principles and prepare them for the more advanced concepts introduced in calculus.

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