Find the remainder when x 3 - kx 2 +2x-k is divided by x-k
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x-k=0
x=k
p(x)=x3-kx2+2x-k
k3-k×k2+2k-k
k3-k3+k
k3 will be cancelled
k is left so the ans is k
x=k
p(x)=x3-kx2+2x-k
k3-k×k2+2k-k
k3-k3+k
k3 will be cancelled
k is left so the ans is k
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