### Free Educational Resources

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Author: Laura Kniffin
##### Description:

To teach the quadratic formula in an exciting way.

Let's Do Math is a new cutting edge gameshow to help you with some of your troubles in math. More specifically, we take you into the world of polynomials and quadratic equations.

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### Developing Effective Teams

*No strings attached. This college course is 100% free and is worth 1 semester credit.

28 Sophia partners guarantee credit transfer.

281 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 25 of Sophia’s online courses. More than 2,000 colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.

Tutorial

## Review

Before you watch this video you may want to review these terms:

Polynomials - sums of variable and exponent expressions.

Quadratic Equation- a polynomial equation of the second degree.   ax2 + bx + c

Variables- any entity that can take on different values. Usually represented by a letter.

Coefficients- a multiplicative factor in some term of an expression (or of a series). It is usually a number.

## Let's Do Math!

The exciting gameshow where contestants solve polynomials using factoring and the quadratic formula!

The steps Samsam took to correctly answer the final question!

## Examples to Try!

1.) y= x2 + 4x + 4

2.) y= -10x2 - 9x + 1

3.) y= -9x2 - 9x + 6

** Be sure to try these yourself before looking at the answers in the next section**