Write the expression (4x-2)×6(2x+7) in the standard form of a quadratic expression ax^{2}+bx+c. What are the values of the coeff

Question

Serhud [2]

4 years ago

13

Write the expression (4x-2)×6(2x+7) in the standard form of a quadratic expression ax^{2}+bx+c. What are the values of the coeff

icients of each term and the constant term.
find the answer for a, b, and c

Mathematics

1 answer:

lesya [120] · Answer 1 · 2022-01-04T19:46:40+03:00

lesya [120]4 years ago

7 0

(4x-2)×6(2x+7) =

(4x-2) × 12x + 42 =

48x^2 -24x + 168x -84 = 0

48x^2 +144x -84 = 0

a = 48 b = 144 and c = -84
and the solution is
x1=.5 and x2=-3.5