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ACT Mathematics Videos 164 videos
ACT Math: Coordinate Geometry Drill 1, Problem 1. Which inequality is expressed by the number line?
ACT Math: Intermediate Algebra: Drill 3, Problem 1. Find the fifth number in the series.
ACT Math: Pre-Algebra Drill 1.2. What proportion of Jenna's day is spent Wii-swimming?
ACT Math 2.3 Elementary Algebra 310 Views
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Description:
ACT Math: Elementary Algebra Drill 2.3. Factor 3x 2 + 3xy.
ACT Math: Elementary Algebra Drill 2.3. Factor 3x 2 + 3xy.
- Elementary Algebra / Factoring polynomials
- Product Type / ACT Math
- Foreign Language / Arabic Subtitled
- Foreign Language / Korean Subtitled
- Foreign Language / Chinese Subtitled
- Foreign Language / Spanish Subtitled
- Mathematics and Statistics Assessment / Quadratic and Other Polynomial Expressions, and Functions
- Intermediate Algebra / Roots of polynomials
Transcript
- 00:03
Here's your shmoop du jour: for you and your ...brain
- 00:06
Factor: 3x squared plus 3xy.
- 00:08
And here are the potential answers...
- 00:13
OK so what is this question asking?
- 00:16
Factor, baby.
Full Transcript
- 00:17
What's common in both terms?
- 00:19
Well, the 3 here is a screamer
- 00:22
and there's an x in both as well.
- 00:24
So factor out a 3x and we get 3x times the quantity x plus y.
- 00:30
And we are good. Thats it. Answer: B.
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