SOLUTION: 2p(p^3^ +1). = ? Where p = -2

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Question 939868: 2p(p^3^ +1). = ? Where p = -2
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!
this part p^3^ is confusing; I guess you have only p%5E3
2p%28p%5E3+%2B1%29 if+p+=+-2, then we have
2%28-2%29%28%28-2%29%5E3+%2B1%29
=-4%28highlight%28%28-2%29%28-2%29%28-2%29%29+%2B1%29
=-4%28highlight%28%28-2%29%28-2%29%29%28-2%29+%2B1%29
=-4%28%28highlight%284%29%28-2%29%29+%2B1%29
=-4%28highlight%284%28-2%29%29+%2B1%29
=-4%28highlight%28-8%29+%2B1%29
=-4%28-7%29
=28