pls help and dont spam
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(1) x⁴ + x³ + 2x + 2
= x³(x + 1) + 2(x + 1)
= (x³ + 2) (x + 1)
(2) ab² - 1 - b² + a
= ab² - b² + a - 1
= b²(a - 1) + 1(a - 1)
= (b² + 1) (a - 1)
( Note - I thought you asked for factorize these polynomials so I done that way )
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