Question

Use the technique of completing the square to transform the quadratic equation into the form (x + c)2 = a. 5x2 + 20x - 120 = 0

Answer 1

\[ f(x)= (5 )( x^2 +4x+(\frac{ 4 }{ 2 })^2) -120(-5)(\frac{ 4 }{ 2 })^2\\ \]

Answer 2

lets see if I'll be helping you again anytime soon !!