Question

(4-2x)^2=100

Answer 1

\[\left( 4-2x \right)^{2}=100\]

Answer 2

\(\implies 4-2x = \pm 10 \)

If \( 4−2x=10 \implies x = -3 \)

if \( 4−2x=-10 \implies x = 7 \)