factorize x square -15x- 216
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Answer:
(x+9) (x-24)are factors of equation x²-15x-216
Step-by-step explanation:
= x²-15x-216
=x²-24x-9x+216 (As 24x9--> 216 and 24-9---> 15)
=x(x-24)+9(x-24)
=(x+9) (x-24)
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