albinivang albinivang

31-01-2021
Mathematics

contestada

If (x-2) is a factor of xsquare+3x+5a find the value of a

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kenlingdad kenlingdad

31-01-2021

Answer:

a = -2

Step-by-step explanation:

(x-2) (x+b) = x² + (b-2) x - 2b = x² + 3x + 5a

b-2 = 3

b = 5

5a = - 2b = - 10

a = -2

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