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ACT Math Videos 164 videos

ACT Math 1.1 Pre-Algebra
1061 Views

Pre-Algebra Drill 1, Problem 1. Calculate 23 + 53(7 – 4).

ACT Math 1.1 Trigonometry
355 Views

ACT Math: Trigonometry Drill 1, Problem 1. What is the length of y?

ACT Math 1.2 Coordinate Geometry
252 Views

ACT Math: Coordinate Geometry Drill 1, Problem 2. Solve the inequality and determine which solution is shown on the number line.

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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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