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02-10-2020
Mathematics

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Find the value of k, if x + 2 is a factor of 5x³ + 4x² – 3x + 2k + 1

Respuesta :

emily41006 emily41006

02-10-2020

Answer:

7.5

Step-by-step explanation:

if x+2 is the factor

suppose the equation to be f(x)

then f(-2) =0

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sollve for x (x-5)=4x-5