coeff x2
(xii) (x2 - x + 1)2 + (x2 + x + 1)2
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Answer:
4x + 5
Step-by-step explanation:
(x2 - x + 1) 2 +(x2+x+1)2
(x2 - x + 1) 2 +(3x+1)2
(x2 - x + 1) 3x +4
(x2 - x + 1 + 3x + 4)
4x+5
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