Simplify : a ( a square + a + 1 ) + 5 and find its value for a = 0 , a = 1
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(i)value of a = 0
=a(a square + a + 1) + 5
=0(0 square + 0+1) + 5
= 0^3 + 0 + 1 +5
=0^3+1+5
=(0)(0)(0)+1+5
= 0+1+5
=1+5
=6(ans)
(ii)1(1^2+0+1)+5
=1^3+0+1+5
=(1)(1)(1)+0+1+5
=1+0+1+5
=2+5
=7(ans)
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