289,877 views
3 votes
3 votes
Is the sign of the leading "a" term positive or negative?

Is the sign of the leading "a" term positive or negative?-example-1
User Demir
by
3.0k points

1 Answer

18 votes
18 votes

Positive

1) We can consider the following conditions on graphing cubic functions:

Also, we have this:

2) So based on those definitions, let's examine the given graph. Note that

So according to these definitions, the leading coefficient is positive.

User Yamen Nassif
by
2.9k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.