The volume of a cube is x^3+3x^2+3x+k. If its length is x+1, find k.
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Answer:Answer:
GIVEN , X + 1 = 0
==> X= -1
GIVEN ==> X³+3X²+3X+K
PUUTING VALUE OF X IN EQ(1)
==> (-1)³ + 3(-1)² + 3(-1) + K
==> -1 + 3 -3 +K
==> -1+K =0
==> K = 1
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