1.

If x + 6 is a factor of p(x) = x3 + 3x2 + 4x + k, find the value of k.

Answer» HEY your ANS is here

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given

x+6 as a factor
x+6=0
x=-6

now PUT the value

x3+3x2+4x+k=0
(-6)3+3×(6)2+4×6+k=0
-216+108+24+k=0
-216+132+k=0
k=84

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