Question

Simplify a (a sq.+a+1)+5 and find its value for (i) a= 0, (ii) a=1
(iii) a=-1.


plz be fast...​

Answer 1

1) a = 0

0(0²+0+1)+5 = 6

2) a = 1

1(1²+1+1)+5 = 8

3) a = -1

-1(-1²-1+1)+5 = -1+5 = 4

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Answer 2

1. a=0

0(0+0+1)+5=5 answer

2.a=1

1(1+1+1)+5=3+5=8 answer

3.a=-1

-1(1-1+1)+5=-1+5=4 answer