Question

a(a^2+a+1)+5 and find its value for (i.)a=0 (ii) a=1 (iii) a=-1

Answer 1

Answer:

if a=0

0(0²+0+1)+5

0(1)5

0×5=0

if a=1

1(1²+1+1)+5

1(3)5

3×5=15

if a= -1

-1(-1²-1+1)+5

-1(1-1+1)+5

-1(1)5

-5