Cari C.

asked • 06/08/20

which polynomial has a leading coefficient of 4 and a degree of 3?

which polynomial has a leading coefficient of 4 and a degree of 3?

1. 3x^4 - 2x^2 + 4x - 7

2. 4 + x - 4x^2 + 5x^3

3. 4x^4 - 3x^3 + 2x^2

4. 2x + x^2 + 4x^3

1 Expert Answer

By:

Jacob D. answered • 06/08/20

Tutor
5.0 (36)

Master's in mathematics, Algebra teacher

Cari C.

does "and" mean its supposed to be in one term or two? im stuck between 3 and 4
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06/08/20

Jacob D.

“And” just means the polynomial needs to satisfy both criteria. So really it’s asking: “Which polynomial has the highest power of x being 3, and has a 4 in front of that x?” You’re on the right track, but what is the highest power of x in the third equation?
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06/08/20

Cari C.

oh ok so it would be 4?
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06/08/20

Jacob D.

Yes, very good!
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06/08/20

Cari C.

thank you
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06/08/20

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