# How To & Lectures

# My Articles

### How To Find The LCD & Add Or Subtract fractions With Unlike denominators ( PRE Algebra )

The lowest common denominator (LCD) of two fractions is the smallest number that is a multiple of bo…

### Understanding The Extreme Value Theorem, Critical Numbers, Absolute Minimum & Maximum

In this post, we will be discussing the Extreme Value Theorem, Critical Numbers, Absolute Minimum &…

### How to find second derivatives using implicit differentiation

When you take the derivative of a function, you are finding the rate of change of that function. The…