5
QuizMultiple Choice

Polynomial Expressions — Test

Question 5 • Geometry: Concepts and Connections

Which polynomial is in standard form?

Answer
A
6 x cubed plus 5 x minus 3 x squared plus 2
B
2 x squared plus 6 x cubed minus 9 x plus 12
C
2 x cubed plus 4 x squared minus 7 x plus 5
D
1 plus 2 x minus 8 x squared plus 6 x cubed

Explanation

A polynomial is in standard form when its terms are written in descending order of exponent. Choice B is ordered from x³ to x² to x and then the constant: 2x³ + 4x² − 7x + 5. The other choices do not keep their terms in descending order.

AI-written and checked against the verified answer.

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