Объяснение:
(6x-2)(3+x)=(x-5)(x+5)
18x²+6x-6-2x=x²+5x-5x-25
18x²+4x-6=x²-25
17x²+4x+19
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Объяснение:
(6x-2)(3+x)=(x-5)(x+5)
18x²+6x-6-2x=x²+5x-5x-25
18x²+4x-6=x²-25
17x²+4x+19