Question

How do you solve `\cos ( x ) = \frac { 9.5} { 8\cdot 3}`?

Answer 1

`cos x!=1.1446`
As `cos x` can have a value between -1 & +1 only, given value is out of range.

Explanation:

Given `cos x=9.5/8.3=1.1446`
As `cos x` can have a value between -1 & +1 only, given value is out of range.