Question

How to slove this problem 2.Positive root of the following equation:
34*x^2 + 68*x - 510
Recall:
a*x^2 + b*x + c
x1 = ( - b + sqrt ( b*b - 4*a*c ) ) / ( 2*a )

Answer 1

do you understand the algebra?

Answer 2

Remember to define a, b, and c so x1 can return something meaningful.