Question

Can somone help me understand where i went wrong in this prob? Ill write ut what i did....oh and here is the problem..Use the quadratic formula to find the roots of the equation. Round to tenths if necessary. 3x2 - 4x - 8 = 0
Question 5 answers

{-1.7, 2.8}

{-2.8, 2}

{-1.1, 2.4}

no real solution

Answer 1

when put in a=3,b=-4 c= -8

you get 2.4,-1.1

Answer 2

how did you get that?