Question

Sin^2A + Cos^2A=
What is the answer of this question?

Answer 1

Answer:

${ \sin(a) }^{2} + { \cos(a) }^{2}$

$1$

Answer 2

Answer:

1

Step-by-step explanation:

Sin^2A + Cos^2A = 1

This is an identity of trigonometry.