For which value of b can the expression x2 + bx + 18 be factored?

A.

17

B.

-19

C.

3

D.

7

Skip to content# For which value of b can the expression x2 + bx + 18 be factored? A. 17 B. -19 C. 3 D. 7

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For which value of b can the expression x2 + bx + 18 be factored?

A.

17

B.

-19

C.

3

D.

7

11x

Step-by-step explanation:

(x + 2)(x + 9)

x2 + 9x + 2x + 18

x2 + 11x + 18

This is one possibility ðŸ™‚

A) b = - 19

Step-by-step explanation:

xÂ² - 19x + 18 =

= xÂ² - x - 18x + 18

= x(x - 1) - 18(x - 1)

= (x - 1)(x - 18)