Which of the following would be the best first step for verifying the identity below?

tan^ (2) y (csc^ (2) y - 1) = 1

A. tan^ (2) y (cot^ (2) y) = 1

B. tan^ (2) y (csc^ (2) y - 1) = sin^ (2) y + cos^ (2) y

C. (1/coy y) (csc^ (2) y-1) = sin^ (2) y + cos^ (2) y

D. tan^ (2) y ((1/sin y) - 1) = 1

Question

Destinee Meadows

Mathematics

2 August, 17:05

Which of the following would be the best first step for verifying the identity below?

tan^ (2) y (csc^ (2) y - 1) = 1

A. tan^ (2) y (cot^ (2) y) = 1

B. tan^ (2) y (csc^ (2) y - 1) = sin^ (2) y + cos^ (2) y

C. (1/coy y) (csc^ (2) y-1) = sin^ (2) y + cos^ (2) y

D. tan^ (2) y ((1/sin y) - 1) = 1

+5

Answers (1)

Know the Answer?

Alfredo · Answer 1

Alright, Let's try to change the equation.

Then stay:

Tg^2y. (Csc^2y-1) = 1

This is easy to know, because:

Sin^2y + Cos^2y = 1

Then,

Tg^2y. (Csc^2y-1) = Sin^2y + Cos^2y

Then would be letter B)

Which of the following would be the best first step for verifying the identity below?tan^ (2) y (csc^ (2) y - 1) = 1A. tan^ (2) y (cot^ (2) y) = 1B. tan^ (2) y (csc^ (2) y - 1) = sin^ (2) y + cos^ (2) yC. (1/coy y) (csc^ (2) y-1) = sin^ (2) y + cos^ (2) yD. tan^ (2) y ((1/sin y) - 1) = 1

Which of the following would be the best first step for verifying the identity below?

tan^ (2) y (csc^ (2) y - 1) = 1

A. tan^ (2) y (cot^ (2) y) = 1

B. tan^ (2) y (csc^ (2) y - 1) = sin^ (2) y + cos^ (2) y

C. (1/coy y) (csc^ (2) y-1) = sin^ (2) y + cos^ (2) y

D. tan^ (2) y ((1/sin y) - 1) = 1