Question

Match each given expression with one of the expressions from below (A-L):

equation 1. cos2(x)


equation 2. cot2(x)



equation 3. sin(x)


equation 4. csc(x)



equation 5. tan(−x)



equation 6. sec2(x)

Answers:
A. 1+cot^2(x)

B. −cot(x)

C. 1/sec(x)

D. 1/csc(x)

E. 1/sin(x)

F. 1−sin^2(x)

G. sin(x)/cos(x)

H. −sin(x)

I. 1+tan^2(x)

J. cos(x)/sin(x)

K. −tan(x)

L. csc^2(x)−1

Answer 1

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Explanation: