Answer :

the answer is C

C. 3x^3-x^2+12

The cubic binomial expression with a positive leading coefficient is 1+2x^3

How to determine the cubic binomial expression?

A cubic binomial expression has the following properties:

  • It has 2 terms
  • One of its variable term has a power of 3

This means that a cubic binomial expression is represented as:

ax^3 + b or b + ax^3

From the question, we understand that it has a positive leading coefficient.

This means that:

a > 0

From the list of options, we have:

1+2x^3

Hence, the cubic binomial expression with a positive leading coefficient is 1+2x^3

Read more about binomial expressions at:

https://brainly.com/question/13602562

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