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Simplify a(a²+a+1)+5 and find its value for a=-1 and a= 2 |
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Answer» a3+a2+a+5 a EQUALS to 1 (1×1×1)+(1×1)+5 = 7 (2×2×2)+(2×2)+(5) 8 + 4 + 5 = 17 |
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