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Mathematics, 05.11.2020 14:00 thecool498

If A = 2 r 2 + 6 r + 1 A=2r 2 +6r+1 and B = 2 r − 6 , B=2r−6, find an expression that equals 2 A − 3 B 2A−3B in standard form.

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If A = 2 r 2 + 6 r + 1 A=2r 2 +6r+1 and B = 2 r − 6 , B=2r−6, find an expression that equals 2 A − 3...

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