Denominator:

so excluded values are x = -1 and x = 1.
Answer D.
Answer: Option 3
Step-by-step explanation:
Answer:
The correct choice is

Step-by-step explanation:
The given equation is

We rewrite the left hand side of the equation as a power(a number to a given exponent.

Recall that;

We apply this property to obtain;

Since the exponents are the same, the bases are also the same.
Therefore 
Answer:
c-24
a-156
Step-by-step explanation:
a=180-24( angles on s straight line)=156
c= 24 opposite angles