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Divide 21a3 - 14a by 7
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Sep 15, 2017
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Divide 21a3 - 14a by 7
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DNNX
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= 3a³ - 2a "or" a(3a²-2)
Dave Paul
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Sep 16, 2017
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Dave Paul
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the answer is 3a3-2a
so 21a3-14a, lets see, we can factor it by 7 so,
21a3-14a = 7(3a3-2a)
so, if you divide 7(3a3-2a) by 7, the sevens cancel out and the answer equals 3a^3-2a
Travisjayday
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Sep 21, 2017
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