Answer to Question #162121 in Algebra for Will

Question

Solve using square roots

3x² = -75

Answer 1

$3x^2=-75$

$x^2=-25$

$x=\sqrt{-25}=(\sqrt{25}) (\sqrt{-1})$

$x= (5)(i)$ or $(-5)(i)$

$x=5i$ or $-5i$