Simplify: a(a2+a+1)+5 for a = -1
Answers
Answered by
2
Answer:
8
Step-by-step explanation:
a ( 2a + a + 1 ) + 5
= -1 { (2*-1) + (-1) } + 5
= -1 { -2 -1 } + 5
= -1 * -3 + 5
= 3 + 5
= 8 ans
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Answered by
0
Step-by-step explanation:
→a ( 2a + a +1) + 5
→-11(2-1) + (-1) ) + 5
→-1(-2-1)+5
→-1* -3+5
→3 + 5
→8 ans
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