Verified Answer :

pegah

-2 ( -2 ) ^3 -3 (-2) ^2 + 4(-2) +7⇒ -2 ( -2 ) -3 (2) -8 +7 = 4 -6 -8 +7 = -3 :))

Things to do:

1. 
Firstly, write down the given expression.

2. Put the values in place.

3. Simplify accordingly.

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1. GIVEN EXPRESSION

\(-2p^{3} -3p^{2}+4p+7\)

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2. PUTTING THE VALUES IN PLACE

Values : (\(p=-2\))

So, 

\([-2*(-2)]^{3}+[-3*(-2)]^{2}+[4*(-2)]+7\)

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3. SIMPLIFICATION PROCESS

\([-2*(-2)]^{3}+[-3*(-2)]^{2}+[4*(-2)+7]\)

= \((4)^{3}+(6)^{2}+(-8)+7\)

= \((4*4*4)+(6*6)-8+7\)

= \(64+36-8+7\)

= \(64+36+7-8\)

= \((64+36+7)-8\)

= \((100+7)-8\)

= \((107)-8\)

= \(107-8\)

= \(99\)

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So, after completing all the steps, we can conclude that the value of \(-2p^{3} -3p^{2}+4p+7\) is 99.

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