Practice
Solve for x.a) 0 = x2 −36
{-6,6}
{-6,6}
b) 324 = x2
{-18,18}
{-18,18}
c) x2 =196
{-14,14}
{-14,14}
d) x2 =36
{-6,6}
{-6,6}
e) 121 = x2
{-11,11}
{-11,11}
f) x2 =36
{-6,6}
{-6,6}
g) x2 −9 = 0
{-3,3}
{-3,3}
h) 25 = x2
{-5,5}
{-5,5}
i) x2 =64
{-8,8}
{-8,8}
j) 0 = x2 −225
{-15,15}
{-15,15}
