gxwang2025 gxwang2025

20-04-2020
Mathematics

contestada

Factor and solve: -3p^2 - p - 2 = 0

Please show step by step and how to factor trinomials when the leading coefficient is a negative number.

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devishri1977 devishri1977

20-04-2020

Answer:

Step-by-step explanation:

-3p² - p - 2 = 0

a = -3; b = -1 c = -2

[-b ±√(b² - 4ac)]/2a = [1 ± √(1-4*-3*-2) ] /2*-3

=[1 ± √(1-48) ]/-6

= - [1 ±√-47]/6

= - [1 ±√47i]/6

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