Question

devide x^2-x-72 by x+8 using factor method​

Answer 1

Answer:

x²+9x-8x-72. =) x(x+9)-8(x+9) =)(x-8)(x+9)

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Answer 2

x²-x-72= x²-9x+8x-72 = x(x-9) +8(x-9) = (x+8)(x-9)

Now, divide it by x+8:

The answer will be x-9