Question

When the quadratic equation y = (x − 3)(4x + 2) is written in standard form, what is the value of the coefficient "b?"

1

4

−10

−6

Answer 1

Will there be any coefficient "b" ??

Answer 2

Check your question once again..

Answer 3

What do you mean? I copied and pasted the question so i know its right.

Answer 4

Okay okay now I got it..

Answer 5

\[y = 4x^2 + 2x - 12x -6\]

So:

\[\large y = 4x^2 - 10x - 6\]

Can you tell what is the coefficient of x term here??

Answer 6

\(x\) is the attached to what number ??

Answer 7

-10

Answer 8

This is the value of b you are finding..

Answer 9

so -10 is the answer?

Answer 10

Yes..

Answer 11

Thank you!

Answer 12

Welcome dear...