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

Question

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

Sophia · Answer

Answer:   A   Step-by-step explanation:   (1- cos@)(1+cos@) = 1 - cos ^2@                                =sin^2@

Elliana · Answer

Answer:   si2o is the answer of this question

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