4(5-x)²-3(x-5)=4(5-x)²+3(5-x)=(5-x)(4(5-x)+3))=(5-x)(20-4x+3)=(5-x)(-4x+23)
Ответ: (5-x)(23-4x)
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4(5-x)²-3(x-5)=4(5-x)²+3(5-x)=(5-x)(4(5-x)+3))=(5-x)(20-4x+3)=(5-x)(-4x+23)
Ответ: (5-x)(23-4x)