Question

Find the roots of the equation 3x² – 4x – 7 = 0

Answer 1

Step-by-step explanation:

3x^2 - 4x - 7 = 3x^2 + 3x - 7x - 7 = 3x( x + 1 ) - 7( x + 1 ) = ( 3x - 7 ) ( x + 1 ) =0

so, x = 7/3 or -1 are the roots of the equation.