Simlify:
a(a*cube* +a+1) +5
And find its value for
1. a=0 2. a=1 3. a= -1
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a(a³ + a + 1) + 5
= a³ + a² + a + 5
When a = 0
0³ + 0² + 0 + 5 = 5
When a = 1
1³ + 1² + 1 + 5 = 8
When a = -1
(-1)³ + (-1)² + (-1) + 5
= -1 + 1 - 1 + 5
= 4
Answer: (1) 5 (2) 8 (3) 4
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