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Mathematics, 27.06.2019 11:30 breann6
Add. (3t - 3) + (6t2 + 4t + 13) + (-8t2 + 11t - 1)? a) -2t2 + 18t + 9 b) -2t4 + 182 + 9 c) 2t4 - 18t - 9 d) 2t4 + 18t + 9
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Add. (3t - 3) + (6t2 + 4t + 13) + (-8t2 + 11t - 1)? a) -2t2 + 18t + 9 b) -2t4 + 182 + 9 c) 2t4 - 18...
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