Asked by Anonymous

3x^2-6.4x+2.56 what is the value of x
Answered by Reiny
Are you solving the equation
3x^2-6.4x+2.56 = 0 ?

If so, then a = 3 , b = -6.4 and c = 2.56 in ax^2 + bx + c = 0
use the quadratic equation formula
btw, you will get rational roots.