SOLUTION: Which identity could be used to transform the expression on the left to the one on the right. tanA + cotA to cscA secA Question options: a)tanA = sinA/cosA B)tanA cotA

Algebra ->  Trigonometry-basics -> SOLUTION: Which identity could be used to transform the expression on the left to the one on the right. tanA + cotA to cscA secA Question options: a)tanA = sinA/cosA B)tanA cotA      Log On


   

Question 922848: Which identity could be used to transform the expression on the left to the one on the right.
tanA + cotA to cscA secA
Question options:

a)tanA = sinA/cosA

B)tanA cotA = 1

D)cosA secA = 1
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
Which identity could be used to transform the expression on the left to the one on the right.
tanA + cotA to cscA secA
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Use x for theta.( I don't type very well)

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I used the following 5 identities for this proof.
tanx=sinx/cosx
cotx=cosx/sinx
sin^2(x)+cos^2(x)=1
1/sinx=cscx
1/cosx=secx