Question

find the value of m if x+4 is a factor of the polynomial x² + 4x + m.

plz answer fast.. ​

Answer 1

Answer:

Step-by-step explanation:

f(x)=x^2+4x+m

g(x)=x+4

zero of g(x)=x=-4

f(-4)=(-4)^2+3(-4)+m=0

16-12+m=0

4+m=0

m=-4

hope this helps

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