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13-09-2021
Mathematics

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5p^2+2=-7p

A. (-6/7, -3)
B. (-2/5,-1)
C. (1/5,4)
D. (2/5,1)

Please provide a explanation with your answer

Respuesta :

13-09-2021

Answer:

B

Step-by-step explanation:

I did midterm break.

5p^2+2+7p=0

or, 5p^2+(5+2)p+2=0

or, 5p^2+5p+2p+2=0

or, 5p(p+1)+2(p+1)=0

or, (5p+2)(p+1)=0

therefore, p=-2/5 or -1

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