Question

Use any method to solve the equation. If necessary, round to the nearest hundredth.7x2 − 16x = 8

Answer 1

7x^2 - 16x - 8 = 0

using the quadratic formula x = [ -(-16)+/- sqrt((-16^2 - 4*7-8]  / 2*7

 =   (16 +/1 sqrt 480)  / 14

=  2.71, -0.42     to nearest hundredth