Evaluate the expression for p = -1 -38p2 - 78p

asked Jan 28, 2022 18.1k views

5 votes

Evaluate the expression for p = -1
-38p2 - 78p

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3 votes

Answer:

$- 38 {p}^(2) - 78p \\ p = - 1 \\ - 38 * { (- 1)}^(2) - 78 * - 1 \\ - 38 + 78 \\ = 40 \\ thank \: you$

Rumen Hristov answered Jan 28, 2022

6.5k points

1 vote

Adding p = -1

$- 38( - 1) {}^(2) - 78( - 1) \\ - 38 * 1 - ( - 78) \\ ( - 38) - ( - 78) \\ - 38 + 78 \\ = 40$

Davi Moreira answered Feb 2, 2022

6.2k points

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