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11-09-2020
Mathematics

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Evaluate the expression for p = –4.
3p2 − 18(–2 − p) =

Respuesta :

11-09-2020

Answer:

12

Step-by-step explanation:

p = -4

3p² - 18(-2 - p)

plug in p

3(-4)² - 18(-2 - (-4))

solve the exponent

3(16) - 18(-2 - (-4))

solve within the parentheses

3(16) - 18(-2 + 4)

3(16) - 18(2)

multiply each expression

48 - 36

subtract

12

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