1.) Evaluate Lim x->0 (tanx/x)

Evaluate the integral of(secx)^2 * (tanx)^3 *dx I started out with letting u=secx and du=secx*tanx*dx , but then I am kind of
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2. asked by Dave
3. 788 views
Evaluate the indefinite integral.∫ sec^3x tanx dx I let u=tanx took derivative.. du=sec^2x dx ..now what??
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2. asked by Anonymous
3. 834 views
For this question, they want me to use fundamental trig identities to simplify the expression. The problem is as follows;
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2. asked by CodyJinks
3. 796 views
Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b in terms of sinx and cosx.I don't know what i'm supposed to
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2. asked by Marrion
3. 720 views
Given that a^2+b^2=2 and that (a/b)= tan(45degee+x), find a and b in terms of sinx and cosx.I don't know what i'm supposed to
1. 0 answers
2. asked by Marrion
3. 723 views
2tan^2x-tanx-1=00<x<2pi •MATH - Steve, Thursday, July 18, 2013 at 11:48am (2tanx+1)(tanx-1) = 0 tanx = -1/2 or 1 ... Recall in
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2. asked by ROBIN
3. 626 views
Perform the addition or subtraction.tanx - sec^2x/tanx tan^2(x)/tan(x) - sec^2x/tanx = tan^2x sec^2x / tanx then I use the
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2. asked by Hannah
3. 810 views
Evaluate the integral using any method:(Integral)sec^3x/tanx dx I started it out and got secx(1tan^2x)/tanx. I know I just have
1. 3 answers
2. asked by H
3. 1,033 views
Derivative of y=sec(tanx)?I don't get how it is secxsecx*secxtanx*tanxtanx. Where does an extra tanx come from? Derivative of
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2. asked by Beth
3. 792 views
Did I do this problem right?Find the first and second derative-simplify your answer. y=xtanx y'= (x)(sec^2 x)+(tanx)(1) y'=
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2. asked by Janet
3. 713 views