ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
Intermediate Algebra Videos 25 videos
ACT Math Intermediate Algebra Drill 1, Problem 1. What is the product of (a – 3)2?
ACT Math Intermediate Algebra Drill 1, Problem 2. Find the product of (2a + 6)2.
ACT Math Intermediate Algebra Drill 1, Problem 4. Solve for x based on the equation.
ACT Math 5.2 Intermediate Algebra 301 Views
Share It!
Description:
ACT Math: Intermediate Algebra: Drill 5, Problem 2. Find the product.
Transcript
- 00:02
And another shmoop de jour for you and your ... brian.
- 00:05
Multiply Matrix 1 -1 by -1 1.
- 00:12
And here are the potential answers...
- 00:16
Okay, It's just about matrix distribution. They just want to see if we know how to deal
- 00:20
with these funky things in brackets.
Full Transcript
- 00:22
Take "1 times the minus 1 here" and the answer goes... here; then we have 1 times
- 00:30
1, which is... 1.
- 00:32
Now we have "minus 1 times minus 1," and we get 1, which goes here... and then "minus
- 00:38
1 times 1" giving us minus 1.
- 00:40
So the answer is D.
Related Videos
ACT Math: Intermediate Algebra: Drill 3, Problem 1. Find the fifth number in the series.
ACT Math: Plane Geometry Drill 3, Problem 1. What is the area of the trapezoid shape in the video?
ACT Math: Coordinate Geometry Drill 1, Problem 1. Which inequality is expressed by the number line?
Mosquitos need their caffeine, just like the rest of us. Wouldn't think zipping around and stinging people all day long sap your energy?
