Question

 If 3 tanA = 4 , then cos^2A - sin^2 A is​

Answer 1

Answer:

7/25

Step-by-step explanation:

Well now we know that cot A = 4/3

tan A = 3/4

The value you want is equals to cos 2A

which equals to (1 - tan square A) / (1 + tan square A)

= ( 1 - 9/16 ) / ( 1 + 9/16 )

= 7/25

I HOPE IT HELPS

PLS MARK MY ANS AS BRANLIEST

HAVE A NICE DAY

Answer 2

sorry Idk the ans sorry