Question (1) 10x²–3x–4=?
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Answer:
10x²-3x-4=(5x-4)(2x+1)
Step-by-step explanation:
10x²-3x-4
=10x²-8x+5x-4
=(10x²-8x)+(5x-4)
=2x(5x-4)+1(5x-4)
=(5x-4)(2x+1)
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