A cubic monomial is which of the following?
1) $4 x^{3} + 2 x + 6$
2) $x + 5$
3) $9 x^{3}$
4) $2 x^{2} + 2 x + 7$

Question

A cubic monomial is which of the following?1)   4      x    3    +  2  x  +  62)   x  +  53)   9      x    3  4)   2      x    2    +  2  x  +  7

Tristen Gregory · Accepted Answer

&quot;The correct option is 3)   9      x    3  A monomial is a polynomial expression that only has one term.A cubic polynomial is one with a degree of 3 or above..  4      x    3    +  2  x  +  6is a cubic trinomial because it has three terms and a degree of three.  x  +  5is a linear binomial because it has 2 terms and a degree of 1.  9      x    3  is a linear binomial because it has 2 terms and a degree of 1.  2      x    2    +  2  x  +  7is a quadratic trinomial since it has three terms and a degree of two.

Which of the following is a cubic monomial?

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