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ACT Math: Trigonometry Drill 1, Problem 1. What is the length of y?
ACT Math: Coordinate Geometry Drill 1, Problem 2. Solve the inequality and determine which solution is shown on the number line.
ACT Math 2.3 Trigonometry 225 Views
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Description:
ACT Math: Trigonometry Drill 2, Problem 3. The graph shown represents which function?
- Trigonometry / Trig graphs
- Product Type / ACT Math
- Foreign Language / Arabic Subtitled
- Foreign Language / Korean Subtitled
- Foreign Language / Spanish Subtitled
- Foreign Language / Chinese Subtitled
- Functions / Model periodic phenomena with trigonometric functions
- Functions / Model periodic phenomena with trigonometric functions
- Trigonometry / Graphing trigonometric functions
Transcript
- 00:02
And here is your shmoop du jour...
- 00:03
The following is a graph above which function?
- 00:06
Here are the answers...
- 00:10
Sine. Cosine. Cactus. Cot. What ever that is. The figure starts at
- 00:15
0 ends at 2 pi, so it's period
Full Transcript
- 00:18
is 2pi...thats this thing. It goes all the way up
- 00:22
one and goes all the way down to -1 so it's
- 00:26
amplitude is 1. The options that immediately come to mind based on these
- 00:30
details are
- 00:31
A and B. Sine and Cosine. The difference though is that a normal sign graph
- 00:37
begins at the origin
- 00:38
whereas a normal cosine graph begins at point zero one.
- 00:43
This one looks like it's the latter...so our answer is A.
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