Question

10.The product of the polynomials (x+4) (x2 -4x +16) will be *

1 point

A X2+16

B x3 +16

C x3-64

D x3 +64

​

Answer 1

Answer:

×3+16

Step-by-step explanation:

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Answer 2

Answer:

=(x+4)(x2+−4x+16)

=(x)(x²)+(x)(−4x)+(x)(16)+(4)(x²)+(4)(−4x)+(4)(16) ......(Using distributive property)

=x³−4x²+16x+4x²−16x+64 ......(-4x and +4x gets cancelled, -16x and +16x gets cancelled because their sum is 0.)

=x³+64

Thus, Option D is correct.

HOPE THIS HELPS :D