Math, asked by platuemr, 1 day ago

Given that cos2 θ − sin2 θ =

3
/4

.

What is the value of cos θ?

A. √3
/2

B. 1/2

C. √7
/2

D. √7
/√8

Answers

Answered by pavithrasuresh0790

0

Answer:

option d. root7divided by root8

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