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  1. If p = 99, then the value of p (p2 + 3p + 3) is
    1. 9999
    2. 999999
    3. 99999
    4. 9999999
Correct Option: B

Expression = p (p2 + 3p + 3)
= p3 + 3p2 + 3p + 1 – 1
= (p + 1)3 – 1
= (99 + 1)3 – 1
= (100)3 – 1
= 1000000 – 1
= 999999


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