Question

solve 6x^2 + 11x +3 by quadratic equation

Answer 1

Answer:

6x^2+11x+3

Given,

a = 6

b = 11

c = 3

Quadratic Formula:

x = −b ± √(b2 − 4ac)/2a

Put in a, b and c:

x = −11 ± √(11^2 − 4×6×3)/2×6

Solve:

x = −11 ± √(121 − 72)/12

x = −11 ± √(49)/12

x = −11 ± 3.5

x = −7.5 or -14.5