Question

If x^2=a^2 , then {x} is (always/never/sometimes) equal to {a}Explain your reasoning.

Answer 1

Answer:

always

Step-by-step explanation:

for the 2 sides to be equal then x must always be equal to a

given

x² = a² ( take square root of both sides )

$\sqrt{x^2}$ = $\sqrt{a^2}$ , that is

x = a