Simplify a a
2 + a + 1 + 5 and find its value for a = −2
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Answered by
0
Answer:
a(a2+a+1)+5
=a
3
+a
2
+a+5
Putting the value of a,we get,
a
3
+a
2
+a+5
=0+0+0+5
=5
Answered by
1
Answer:
Step-by-step explanation:
a(a^2+a+1)+5 ,a=(-2)
= -2(2^2+2+1)+5
= -2(4+2+1)+5
= -2(7)+5
=-14+5
= -9
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