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Which expression is a trinomial? A. x + y – 13 B. 4xyz C. 4x^3 D. x^3 - 3x^2 + 7x + 5 I think it's A. but I'm not sure.
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5 votes
Which expression is a trinomial?

A. x + y – 13
B. 4xyz
C. 4x^3
D. x^3 - 3x^2 + 7x + 5

I think it's A. but I'm not sure.

User Jaychapani
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1 Answer

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a trinomial has three terms, so the answer is A. x, y, and -13 are the three terms.
B has only one term. C has one term. D has four terms.
User MarcinKonowalczyk
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