Thanks to all of you who support me on Patreon. You da real mvps! $1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! In this video. I do another word problem involving perimeter and rectangles.

#### AUTHOR

### You may also like

Two surfaces often intersect in a curve in 3D. This video demonstrates an solution to an example homework problem finding the parametric equations of motion for the vector space curve describing the intersection of two 3D surfaces.

Visit http://ilectureonline.com for more math and science lectures! This five part lecture series will cover methods of solving word problems in algebra that have two variables.

Logarithmic differentiation sounds like a complicated process, but its actually a powerful way to make finding the derivative easier. They key to doing this is to use the laws of logarithms, along with our other derivative rules. Check out this video on some great tips and two quick examples. For more videos please visit http://www.mysecretmathtutor.com

This trigonometry video tutorial explains how to use power reducing formulas to simplify trigonometric expressions. It contains the power reducing trigonometric identities for sine, cosine, and tangent. Examples and practice problems include sin^4(x), sin^2(x)cos^2(x), and sin^4(x)cos^2(x).