# Clary's Math Lab

Helping Students Reach Their Goals!

## Pages

## Saturday, March 26, 2016

### Khan Academy

Khan Academy is fantastic! Try it out on a tablet computer. It is tons of fun!! If you like, add me as a coach. https://www.khanacademy.org/

## Thursday, July 16, 2015

Here is another great site to quiz yourself on math. I've listed it in the math websites as Quiz Yourself. http://www.mathportal.org/math-tests/math-tests-home/math-tests-home.php

Here is a great website to help you memorize your trigonometry facts! I've listed it on the side bar under math websites as Trigonometry Facts.

http://www.mathmistakes.info/facts/TrigFacts/index.html

http://www.mathmistakes.info/facts/TrigFacts/index.html

## Thursday, May 7, 2015

### Using a u substitution

Solve x^4 - 3x^2 - 4 = 0 using a

*u*substitution.## Thursday, April 23, 2015

### Surface Area

I enjoyed working with Hannah today!! We were calculating the surface area of prisms. The formula we used was SA = ph + 2B . This means that the surface area is equal to two times the area of the base added to the perimeter times the height.

## Thursday, April 9, 2015

### Ellipse

I enjoyed talking to Miles about ellipses yesterday afternoon. We discussed the formula, major and minor axes, the value of a and b and the location of the foci. Check out this video on youtube...

https://www.youtube.com/watch?v=QR2vxfwiHAU

## Monday, April 6, 2015

### Finding Roots to Polynomials

Abby and I just went through this problem. Given that the polynomial has the given root, find all roots of the polynomial.-- P(

*x*)=*x*^4-5*x*^3+7*x*^2-5*x*+6;*-i*
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