Question

4) The value of (1 + cos @ ) (1 - cos @ ) is same as
A) sin? 0 B) tan? 6
B) tan’ e C) 1 D)​

Answer 1

Answer:

si2o is the answer of this question

Answer 2

Answer:

A

Step-by-step explanation:

(1- cos@)(1+cos@) = 1 - cos ^2@

=sin^2@