F(x)=2
a. x=-7
b. x=0
c. x=4
d. none of the above

Line the mark up so you will find your answer

Im pretty sure it would be 6 purple rectangles.

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.