Math, asked by ashamehulgj2, 1 month ago

if x^2+ mx – 8 = (x – 7)(x + 4) then m = …………​

Answers

Answered by GauthmathMagnus
0

Answer:

Step-by-step explanation:

x^2+mx-8=x^2-3x-28

x(m+3)=-20

x= -20/(m+3)

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