Officially, a "Duology", but the term seems rather obscure. I would jumble the sentence in a way I could use words such as a "pair", a "duo" or even "x and its sequel"
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The powers of x in the two terms are different.The powers of x in the two terms are different.The powers of x in the two terms are different.The powers of x in the two terms are different.
An expression with two terms is called a binomial.
.05 In terms of the dollar.
35/50 is equivalent to 7/10 in its lowest terms
If you multiply both terms of 2 3 by 4 you get an equivalent fraction?In:Math and Arithmetic[Edit categories]