
Section 9.5 Solving Trigonometric Equations Video Quiz
Authored by Julie Sullivan
Mathematics
University
CCSS covered

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Under what condition will a trigonometric equation involving sine or cosine not have a solution?
When the value is within the range of -1 to 1
When the value is a fraction
When the value is exactly 0
When the value is outside the range of -1 to 1
Tags
CCSS.HSF.TF.B.7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the solutions for the equation sine of theta equals √3/2?
π/3 and 2π/3
π/4 and 3π/4
π/2 and 3π/2
π/6 and 5π/6
Tags
CCSS.HSF.TF.B.7
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you solve the equation 4 sine squared x = 2?
Subtract 2 and take the square root
Divide by 2 and take the square root
Divide by 4 and take the square root
Multiply by 2 and take the square root
Tags
CCSS.HSF.TF.B.7
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving the equation 2 cosine squared t + cosine t - 1 = 0?
Divide by 2
Factor the equation
Subtract 1 from both sides
Add 1 to both sides
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When solving the equation y = sin(x) using the quadratic formula, what is the next step after finding the values for y?
Use the double angle identity to find the corresponding angles.
Use the Pythagorean identity to simplify the equation.
Use arc sine to find the corresponding angles.
Use the unit circle to find the corresponding angles.
Tags
CCSS.HSF.TF.B.7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reason for no solution when solving the equation y = cos(x) and the quadratic formula yields a value greater than 1?
The unit circle does not support values greater than 1.
Arc cosine cannot handle values greater than 1.
Cosine values must be between -1 and 1.
The quadratic formula is not applicable for cosine functions.
Tags
CCSS.HSF.TF.B.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation 2y^2 + 7y + 6 = 0, what are the factors of the quadratic equation?
(2y - 3)(y - 2)
(2y + 3)(y + 2)
(2y + 2)(y + 3)
(2y - 2)(y - 3)
Tags
CCSS.HSA-REI.B.4B
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