1.

Find the value of a and b so that (x+1) and (x-1) are factors of x⁴+ ax³ + 2x² - 3x + b​

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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