Question

Q. 5. If f(x) = x^4 – 2x^3 + 3x^2 - ax + b is a polynomial such that
when it is divided by x - 1 and x + 1, the remainders
are 5 and 19 respectively. Determine the remainder
when f(x) is divided by x - 2.
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Answer 1

f(x)=x^4-2×^3+3×^2-ax+b

answer is 1