Question

find roots of quadratic equation X2 (square ) _9=0

Answer 1

ρℓz ωяιтє уσυя αиѕ ¢σяяє¢тℓу

Answer 2

$\sqrt{x} = 9 \\ squaring \: both \: side \: we \: get \\ x = 9 { \: }^{2} = 81$