If secx = -3, and

tan(3x) + 1 = sec(3x)Thanks, pretend 3x equals x so tanx + 1 = secx we know the law that 1 + tanx = secx so tanx + 1 becomes
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2. asked by Jen
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find dy/dxy=ln (secx + tanx) Let u= secx + tan x dy/dx= 1/u * du/dx now, put the derivative of d secx/dx + dtanx/dx in. You may
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2. asked by amy
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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. 759 views
Complete the following identity secx-1/secx=? I have four multiple choice options and can't seem to work my way to either one.
1. 3 answers
2. asked by Anne
3. 767 views
find the derivative y= csc^-1 (secx)0 less than or equal to x less than or equal to 2¤Ð what did i do wrong? - 1/ secx
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2. asked by Jin
3. 903 views
How do you verify:1.) sinxcosx+sinx^3secx=tanx 2.) (secx+tanx)/(secx-tan)=(secx+tanx)^2 I tried starting from the left on both
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2. asked by Corin
3. 871 views
(cotx)(cscx)+secx=(csc^2x)(secx)Please help to verify this trigonometric identity.
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2. asked by Marie
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1. (sinx/cscx)+(cosx/secx)=12. (1/sinxcosx)-(cosx/sinx)=tanx 3. (1/1+cos s)=csc^2 s-csc s cot s 4.
1. 1 answer
2. asked by Tom
3. 778 views
help me solve this coz im stumpedsecx-secx sin^2x= cosx thanks
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2. asked by Kakashi
3. 6,890 views
Can someone please help me solve this question? Simplify: sin^2x*secx-secx
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2. asked by steph
3. 386 views