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are 2xand x3 like terms?

 Jan 29, 2017
 #1
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The x3 and x2 are like terms, but the 2 is not.

 Jan 29, 2017
 #2
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No, they are not. One(x^2) is second order. The other(x^3) is third order.

 Jan 29, 2017

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