find the alue of a and b so that the polynomial x^3-4x^2+ax+b is exactly divisible by x-2 and x+1 also
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Answer:
x3-4x2+ax+b
2^3-4(2)^2+a(2)+b
8-4(4)+2a+b
8-16+2a+b
-8+2a+b
ayushkumar04:
but what is the value of a and b
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