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Joyci116
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Homework Statement
a.) f(x)=tan2(x)
b.) cos3(x2)
c.) (2x-1)/(5x+2)
d.) (sqrt(x2-2x))(secx)
e.) f(x)=((2x+3)/(x+7))3/2
f.) [sin(x)cos(x)]2
Homework Equations
chain rule
Product rule
Quotient rule
Power rule
The Attempt at a Solution
a.) would you do the power rule for this? 2tanx
b.) this is a combination of the chain rule and the power rule?
-3sinx2*2x
c.) use the quotient rule
((5x+2)(2)-(2x-1)(5))/(5x+2)2
((10x+2)-(10x-5))/(5x+2)2
7/(5x+2)2
d.) use the chain rule and the product rule?
Use the chain rule for the first pararenthasis. And then use the product rule?
f.) used the chain rule
2sinxcosx*(-cosxsinx)