Question

solve 3x²=75

Answer 1

\[3x ^{2}=75\]
Divide by 3
x^2 = 25
Take the square root
x = 5 and x = -5

Answer 2

3x^2=75
x^2=75/3
\[x=\sqrt{25}\]
x=+-5

Answer 3

x^2=75/3=25 ===> x = +5 or - 5