Math, asked by yasir40, 1 year ago

factorise 72-x-x^ 2

Answers

Answered by harieditors

0

Answer:

x^2-x-72=0

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

x(x+8)-9(x+8)=0

(x-9)=0 (x+8)=0

x=9 x=-8

Step-by-step explanation:

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