Question

Solve for x 2x^2 + 6root3 - 60= 0

Answer 1

 2x2+2x-60=0 Two solutions were found : x = 5 x = -6

Step by step solution :Step  1  :Equation at the end of step  1  : (2x2 + 2x) - 60 = 0 Step  2  :Step  3  :Pulling out like terms :

 3.1     Pull out like factors :

   2x2 + 2x - 60  =   2 • (x2 + x - 30)