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Algebra II Videos 107 videos

Unit Rate
20718 Views

Approximately 874 people per day wonder what a unit rate is. If you're one of them, check out our video on unit rates and how to use them. (We just...

Solving Proportions Using Cross Products
6802 Views

This video covers how to use cross products to solve for a missing number in a proportion by setting that proportion with a variable over the produ...

GED Math 2.4 Rational Numbers
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GED Math 2.4 Rational Numbers. Lucius's favorite restaurant is how many km from his home?

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ACT Math 2.2 Elementary Algebra 240 Views


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Description:

Elementary Algebra Drill 2: Problem 2. Can you find the product?

Language:
English Language

Transcript

00:03

Do you hear the people Shmoop. Oh Great Song.

00:06

Multiply: the quantity 4a plus b times the quantity 3a plus b.

00:12

And here are the potential answers

00:17

Ok, Very straightforward distribution problem in the form of: a times c plus b times c plus

00:24

a times d plus b times d.

00:29

Okay, here we go, 4a times 3a is 12a squared plus 3ab plus 4ab, which is 7ab plus b

00:40

times b which is b squared.

00:43

So the answer is 12a squared plus 7ab plus b squared.

00:47

Boom there we go. The Answer is B.

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