(b) x² - 3x + 5 - (3x - 5x +
+ 7)
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Answer:
(x-2)(x+1)
Step-by-step explanation:
b) x²-3x+5 - (3x-5x+7)
= x²-3x+5 - (-2x+7)
= x²-3x+5+2x-7
= x²-x-2
= (x-2)(x+1).
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