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Find the value of a and b so that (x+1) and (x-1) are factors of x⁴+ ax³ + 2x² - 3x + b |
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Answer» Answer: 1+a(-1)+2+3+b=0 b-a=6 b=6+a=9 1+2+a-3+6+a=0 2a=6 a=3. |
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