Question

if tano = 3/4, then cos² - sin²o=
(a)1
(b) 4/25
(C) 7/25
(d) -7/25​

Answer 1

Answer:

7/25

Step-by-step explanation:

Because as these terms are being reciprocal then we have to square it on both sides and add it.

Answer 2

Step-by-step explanation:

this is your answer by Ashutosh Tiwari