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

asked Nov 10, 2021 106k views

3 votes

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

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4 votes

Answer:

k=9.5

Step-by-step explanation:

x+2=0

x=-2

so 5(-6)+4(4)-3(-2)+2k+1

-30+16-6+1+2k

-19+2k

k=9.5

Sanket Sahu answered Nov 14, 2021

4.2k points

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