Question

3.) Fill in the blank.

___ + 1 = sec^2 0
A.) 1
B.) tan^2 0
C.) -cos^2 0
D.) 0
E.) sec^2 0

Answer 1

The answer to your question is tan²Ф

Explanation:

Trigonometric identities are equalities that relate trigonometric functions and are true for every value of it. There are many trigonometric functions and are useful in trigonometry.

The trigonometric identity that is the answer to this question is tan²Ф.

tan²Ф + 1 = sec²