Question

solve the equation by completing the square. 3x^2 7x 7=0

Answer 1

$3x^2 *7x *7=0$ 

$3x^2 *7x *7=0:x$ 

$147x^3=0$ 

$x^3=0$  $| Divide \ both \ sides \ by \ 147|$ 

$x=0$  $|Take \ the \ cube \ root \ of \ both \ sides|$