# Daily Archives: May 21, 2019

14 posts

## Evaluate the integral xe^(-x) dx using Integration by Parts

Leave a tip for good service: https://paypal.me/jjthetutor Student Solution Manuals: https://amzn.to/2WZrFnD More help via http://jjthetutor.com Download my eBooks via http://payhip.com/jjthetutor, paperback via http://amazon.com/author/jjthetutor.

## Parametric Curves – Finding Second Derivatives

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Parametric Curves – Finding Second Derivatives. The formula and one relatively simply example are shown! For more free math videos, visit http://JustMathTutoring.com

## Interval and Radius of Convergence for a Series, Ex 3

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Interval and Radius of Convergence for a Series, Ex 3. In this video, I show another example of finding the interval and radius of convergence for a series.

## Find k such that the following matrix M is singular.

Leave a tip for good service: https://paypal.me/jjthetutor For this problem you are given a matrix with an unknown element in it and then to find the value that makes the matrix singular i.e. det{(A)}=0 you just use the determinant to create a polynomial and then solve for the unknown. Student Solution Manuals: https://amzn.to/2WZrFnD More help…

## A crate on a motorized cart starts from rest and moves

Leave a tip for good service: https://paypal.me/jjthetutor A crate on a motorized cart starts from rest and moves with a constant eastward acceleration of a = 2.80 frac{m}{s^2}. A worker assists the cart by pushing on the crate with a force that is eastward and has magnitude that depends on time according to F(t) =…

## Energy of the Nucleus. How much work is needed to assemble an atomic nucleus

Leave a tip for good service: https://paypal.me/jjthetutor Energy of the Nucleus. How much work is needed to assemble an atomic nucleus containing three protons (such as Li) if we model it as an equilateral triangle of side 2.00 * 10-15 m with a proton at each vertex? Assume the protons started from very far away.…

## A stockroom worker pushes a box with mass 11.2 kg on a horizontal

Leave a tip for good service: https://paypal.me/jjthetutor A stockroom worker pushes a box with mass 11.2 kg on a horizontal surface with a constant speed of 3.50 m/s. The coefficient of kinetic friction between the box and the surface is 0.20. (a) What horizontal force must the worker apply to maintain the motion? (b) If…

## Finding Trigonometric Function Values Given One Trig Value in a Right Triangle, Ex 2

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Finding Trigonometric Function Values Given One Trig Value in a Right Triangle, Ex 2. In this video, I do a word problem to find the area of a triangle that is attached to a…

## Solving Fancy Quadratics – Example 3

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Solving Fancy Quadratics – Example 3. In this video, I solve problems using the same techniques (after a relabeling) that we use for ‘regular’ quadratic equations.

## Two Door Puzzle from ‘The Labrinth’ – Can You Solve It?!

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Thanks to all my supporters on Patreon! You can support too: https://www.patreon.com/patrickjmt and…

## round() – TI 83/84 – How to round a number to a specified decimal place

Leave a tip for good service: https://paypal.me/jjthetutor Student Solution Manuals: https://amzn.to/2WZrFnD More help via http://jjthetutor.com Download my eBooks via http://payhip.com/jjthetutor, paperback via http://amazon.com/author/jjthetutor.

## Graphing Using Graph Transformations – Example 2.

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Graphing Using Graph Transformations – Example 2. A complete example of graphing a function using graph transformations is shown. For more free math videos, visit http://PatrickJMT.com

## Full Length GED Sample Test with Solutions , Question #1

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Link to the full length exam: https://drive.google.com/folderview?id=0B1YZD9uzvB5TfkM1ZzZfMTZrZlluZXgxLXl6cl9nMjNnOUJOUWlNekM2S3Vwb3MxWVFQQTQ&usp=sharing This is the video solution to problem #1 on the practice GED exam.

## Full Length GED Sample Test with Solutions , Question #32

Thanks to all of you who support me on Patreon. You da real mvps! \$1 per month helps!! ðŸ™‚ https://www.patreon.com/patrickjmt !! Link to the full length exam: https://drive.google.com/folderview?id=0B1YZD9uzvB5TfkM1ZzZfMTZrZlluZXgxLXl6cl9nMjNnOUJOUWlNekM2S3Vwb3MxWVFQQTQ&usp=sharing This is the video solution to problem #32 on the practice GED exam.