Question

in the expression x2-x-72 one factor is (x+8) & the other factor is
a. (x-8)
b. (x+9)
c. (x-9)
d. (x-6​

Answer 1

Answer:

b

x^2-x-72=0

then

x^2-9x+8x-72=0

x(x-9)+8(x-9)

x+8,x-9 are the solutions

Answer 2

Answer:

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