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Mathematics, 26.04.2021 21:10 3giez4

If C =t^2 – 4t – 7 and D = 2t +6, find an expression that equals 3C – 3D in standard form.
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If C =t^2 – 4t – 7 and D = 2t +6, find an expression that equals 3C – 3D in standard form.
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