
Trigonometric Functions and Equations

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
+2
Standards-aligned

Olivia Brooks
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the video tutorial?
Solving exponential equations
Solving quadratic equations
Solving trigonometric equations with half and multiple angles
Solving linear equations
Tags
CCSS.HSF.TF.B.7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When solving a half angle equation, what substitution is used?
Let the half angle equal T
Let the angle equal W
Let the half angle equal U
Let the angle equal V
Tags
CCSS.HSF.TF.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which quadrants is the sine function positive?
First and third
Second and fourth
First and second
Third and fourth
Tags
CCSS.HSF.TF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reference angle for a cosine ratio of √3/2?
45 degrees
60 degrees
90 degrees
30 degrees
Tags
CCSS.6.EE.B.7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you solve for X when given 3X = 30 degrees?
Divide both sides by 3
Add 30 to both sides
Subtract 30 from both sides
Multiply both sides by 3
Tags
CCSS.HSF.TF.C.9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What substitution is used for cosine 2 theta?
2 sine square theta - 1
2 secant square theta - 1
2 cosine square theta - 1
2 tangent square theta - 1
Tags
CCSS.HSF.TF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In which quadrants is the cosine function negative?
First and second
Second and third
Third and fourth
First and fourth
Tags
CCSS.HSF.TF.A.2
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