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ACT Math Videos 164 videos

ACT Math 1.1 Pre-Algebra
1062 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 2.1 Trigonometry 245 Views


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Description:

ACT Math: Trigonometry Drill 2, Problem 1. What function is graphed in the video?

Language:
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Transcript

00:02

And here's your shmoop de jour brought to you by wavy lines.

00:08

What function is graphed below?

00:11

Here are your options.

00:15

Alright. No way to logic this one out.

00:17

Either we know it or we don't. So if we don't know...

00:21

...the correct answer is E. This graph shows

00:24

y equals 10 tangent x which consists of a number

00:27

vertical asymptote. It has a period of pi

00:31

which means it repeats itself every pi. An easy way to remember this graph

00:35

is that the word tangent sounds like tangerine

00:39

and this graph looks nothing like a tangerine

00:42

Never mind...we'll just have to remember. It's E. Tangent.

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