Question

Simplify (x + 2)(x2− 4x − 9).

Answer 1

Answer:

A - x3- 2x2- 17x - 18

Step-by-step explanation:

(x+2)(x2−4x−9)

=(x+2)(x2+−4x+−9)

=(x)(x2)+(x)(−4x)+(x)(−9)+(2)(x2)+(2)(−4x)+(2)(−9)

=x3−4x2−9x+2x2−8x−18

=x3−2x2−17x−18

Answer 2

✽ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ✽

➷ (x + 2)(x^2 - 4x - 9)

= x^3 - 4x^2 - 9x + 2x^2 - 8x - 18

Simplify it to:

x^3- 2x^2 - 17x - 18

✽

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