Find the value of m if x+4 is a factor of the polynomial x square +3x + m
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X+4=0
X= -4
Put x=-4
X²+3x+m
(-4)²+3(-4)+m=0
16-12+m=
4+m=0
m = -4
The value of m is -4
X= -4
Put x=-4
X²+3x+m
(-4)²+3(-4)+m=0
16-12+m=
4+m=0
m = -4
The value of m is -4
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