Precalculus Mathematics Homework Help Forum

Post thread
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.
  • Sticky
Hey I posted in homework help but now it's gone
Replies
2
Views
15K
  • Sticky
Homework Help Guidelines for Students and Helpers
Replies
1
Views
18K
NHST statistics for % of students late to class
Replies
15
Views
175
Designing reflector straight line lamp
Replies
3
Views
110
Condition for coplanarity of two lines
Replies
14
Views
276
How do I find the circumference and Area of this figure?
Replies
24
Views
261
Find suitable value of Median and Range for given box-whisker plot
Replies
5
Views
134
Find the position vector of ##Q##
Replies
4
Views
145
Factorise a six-termed quadratic in ##a## and ##x##
Replies
15
Views
323
Solve the given word problem: Selecting 2 numbers from a watch face
Replies
4
Views
226
Conjugate vs Complex Conjugate
Replies
9
Views
419
Solve the given inequality
Replies
5
Views
151
Solve ##\dfrac{3x-6}{5-x}+\dfrac{11-2x}{10-4x}=3\dfrac{1}{2}##
Replies
3
Views
274
Equal intercept on the three axes
Replies
6
Views
427
A combinatorial probability question
Replies
18
Views
481
Work out the amount that Arjun paid in rent in 2019
Replies
6
Views
475
Solve ##\sqrt{\dfrac{x}{y}}+\sqrt{\dfrac{y}{x}}=4\dfrac{1}{4} \cdots##
Replies
10
Views
305
Why Is My Argument Calculation for Complex Number Incorrect?
Replies
14
Views
279
Approximation used in physics explanation
Replies
8
Views
278
To find the boundedness of a given function
Replies
13
Views
308
Find the magnitude and the direction of the resultant vector
Replies
7
Views
293
Does the Modified Collatz Conjecture Always End in 1, 5, or 17?
Replies
10
Views
356
Solve ##y+3=3\sqrt{y+7}##
Replies
8
Views
261
Where does the mark scheme get these numbers from?
Replies
2
Views
208
Show that if ##x>1##, ##\log_e\sqrt{x^2-1}=\log_ex-\dfrac{1}{2x^2}-##
Replies
8
Views
296
Combinatorics for number of distinct terms in multinomial expansion
Replies
2
Views
260
Logarithmic Series question for finding ##\log_e2##
Replies
10
Views
258
Finding the domain (and range) of a logarithmic function
Replies
11
Views
520
Find the ##r^{th}## term of ##(a+2x)^n##
Replies
3
Views
248
Solve for all angles x: cos(2x) + cos(x) = 0, where 0<x<2pi
Replies
25
Views
559
Find the sum of the coefficients in the expansion ##(1+x)^n##
Replies
5
Views
289
Solve using complete the square vs. quadratic formula
Replies
11
Views
517
Show that ##^{n+1}C_r=^nC_r+^nC_{r-1}##
Replies
14
Views
584
Solve the problem involving the cubic function
Replies
12
Views
487
In how many ways can 5 prizes be given away to 4 boys?
Replies
16
Views
516
Figuring out Natural Deduction problem but can't find mistake
Replies
3
Views
360
How do I fix this surd inside a surd?
Replies
3
Views
295
Distributing negative signs in logarithms
Replies
2
Views
325
Solve the given trigonometry equation
Replies
2
Views
302
[Statistics] Calculate the percentage
Replies
4
Views
1K
Find the value of ##\sqrt[5]{0.00000165}##
Replies
4
Views
369
Solve the simultaneous equations
Replies
7
Views
1K
Factorize a number in a different base
Replies
1
Views
296
Calculate the magnitude of driving force on the car
Replies
15
Views
498
In what base is 647 the square of 25?
Replies
4
Views
315
Calculate acceleration and speed of block
Replies
3
Views
294
Calculate the value of ##θ## and ##X##
Replies
6
Views
361
Basic Simultaneous Equations Problem
Replies
9
Views
379
State the domain and range for a given function
Replies
7
Views
400
How long does it take the car to move 30 m from rest?
Replies
7
Views
569
Work out an estimate for the total number of ponies in the forest
Replies
28
Views
951
Find the time taken by the truck to move ##1## metre.
Replies
3
Views
337
Combinations with identical and unidentical objects
Replies
16
Views
633
Number of ways of arranging 7 characters in 7 spaces
Replies
8
Views
425
Find the values of ##A,B## and ##C## given that the expression has a constant value for all ##x## values
Replies
19
Views
730
Factor an equation second order in ##x,y## with other variables
Replies
14
Views
496
Solve the given problem involving logarithms
Replies
5
Views
506
Given value of vectors a,b, b.c and a+(b×c), Find (c.a)
Replies
5
Views
579
Divisibility and Remainder
Replies
7
Views
601
A,B,C are 3 points with position vectors a,b,c Find length of median
Replies
18
Views
582
Find an irrational number that satisfies the given inequality
Replies
22
Views
457
To find the range of a given ##\sin## function
Replies
15
Views
644
Find the roots of the given cubic equation
Replies
13
Views
866
Why is 3 = a x (1)^2 x (-3)^2 in this step of the solution?
Replies
3
Views
541
How to find the range of a function with square roots?
Replies
23
Views
609
Solve the given problem involving conditional probability
Replies
32
Views
606
Coin problem - all possible amounts from a set of coins
Replies
7
Views
690
Solving Number Triangle Puzzle with Trial and Error
Replies
21
Views
634
Complete the parametric equation for the line where the planes cross
Replies
7
Views
635
Find the domain and the range of ##f-3g##
Replies
3
Views
616
What Is the Correct Angle Between Vectors a and c?
Replies
4
Views
755
Multi-event probability puzzle - is my answer correct?
Replies
7
Views
786
Finding a Mistake: Probability of Y with X and Spins
Replies
7
Views
2K
Struggling with a geometry puzzle - area of garden path
Replies
11
Views
714
Converting number base of decimals
Replies
11
Views
843
Find ##b-a## which satisfies following limit
Replies
12
Views
654
What is ##7 \times 7## in base ##7##?
Replies
13
Views
913
1st year high school geometry proof
Replies
14
Views
562
To find the component of a vector perpendicular to another
Replies
20
Views
865
LCM question -- how many packages of burgers and cheese slices to buy?
Replies
13
Views
684
Finding the direction of infinite limits
Replies
10
Views
615
Efficient Logarithmic Calculations for 0.3048 without a Calculator
Replies
8
Views
776
Find the relation between 2 variables
Replies
7
Views
609
Finding coincident angle between 2 equally spaced sets
Replies
1
Views
530
Changing the subject of a formula
Replies
16
Views
982
Find the value of ##a, b## and ##k## in the problem involving graphs
Replies
6
Views
704
Find the ##r^{th}## term from beginning and end of ##(a+2x)^n##
Replies
13
Views
585
Choose 6 pieces of candy from three flavors
Replies
12
Views
668
Trying to resolve a volume calculation
Replies
2
Views
581
Finding a conditional probability from joint p.d.f
Replies
4
Views
523
Solve the equation : ##x^4+12x^3+2x^2+25=0##
Replies
20
Views
1K
A gardener collected 17 apples...
Replies
32
Views
847
Prove that terms cyclic in ##a,b,c##, are in ##\text{AP}##
Replies
7
Views
951
Rounding Errors to nearest 10cm
Replies
26
Views
2K
Solve the given inequality Q. 21
Replies
2
Views
545
Question about the property of PDF
Replies
8
Views
813
Show that these equations are linearly dependent using Mathematica
Replies
6
Views
640
Quantitative reasoning problem
Replies
5
Views
584
Find the sum of the coefficients of ##(x+y)^{16}##
Replies
5
Views
557
Why is ##^{2m}C_m## equivalent to ##\dfrac{2m!}{m!m!}##?
Replies
6
Views
670
Help please with De Moivre's Theorem (raising a complex number to a power)
Replies
16
Views
1K
In the expansion of ##(1+x)^n##, the coefficients of terms equidistant from the beginning and the end are equal
Replies
3
Views
644

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.

By offering explanations, guidance on problem-solving techniques, and additional practice, precalculus homework help contributes to students' success in mastering the fundamental mathematical skills required for higher-level coursework in mathematics and related fields.

Hot Threads

Recent Insights

Back
Top