Question

find the reminder x³+3x²+3x+1 is divided by x-½​

Answer 1

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• Remainder = x² - 1

Answer 2

Answer:Answer

By remainder theorem

x+1=0

x=−1

p(x)=x  

3

+3x  

2

−3x−1p(−1)

=(−1)  

3

+3(−1)  

2

−3(−1)−1

=−1+3(1)+3−1

=−1+3+3−1

=6−2

=4

Thus remainder is 4