Cos(x°) = (√3)/2
cos⁻¹[(√3)/2] = x°, that means x° = 30°
There is no photo of the equation I can’t help you if you don’t give me something to work with
This is equivalent to finding a function g in which

.
We simply reverse the actions of the initial function by adding 81 back and taking the square root. Therefore,

.
Answer:
Step-by-step explanation:

1st: add 5 to each side
2nd: divide by 2 on each side