Question

Check all solutions to the equation. If there are no solutions, check "None."
√x=4
O A. 2.
B. -2
C. O
D. 16
E. -16
F. None

Answer 1

sqrt(x)=4
(sqrt(x))^2=4^2
x=16
answer is D. 16

Answer 2

The answer of this equation is A