<p>@wccirl- its not as easy as just multiplying the last 2 terms, you also have to know how to take the limit. There probably is a non-calculus way to do this, but I guess I over-thought it and did it that way.</p>
<p>@wccirl- its not as easy as just multiplying the last 2 terms, you also have to know how to take the limit. There probably is a non-calculus way to do this, but I guess I over-thought it and did it that way.</p>