find the value of m, I if X+4 is a factor of the polynomial X²+3X+m
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x + 4 = 0
Then x = -4
put the value of x in polynomial.
x² + 3x + m
(-4)² + 3(-4) + m = 0
16 - 12 + m = 0
4 + m = 0
m = -4
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Then x = -4
put the value of x in polynomial.
x² + 3x + m
(-4)² + 3(-4) + m = 0
16 - 12 + m = 0
4 + m = 0
m = -4
Hope you like it please mark as brainliest.
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