D Miscellaneous factorizations
6. Factorize:
(d)(x - 1)(x + 4) -50
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Step-by-step explanation:
(x-1)(x+4)-50
=x^2+4x-x-4-50
=x^2+3x-54
=x^2+9x-6x-54
=x(x+9)-6(x+9)
=(x+9)(x-6)
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Answer:
no idea about the answer
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