Solving an equation with multiple angles between 0 and 2pi

Solving an equation with multiple angles between 0 and 2pi

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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Quizizz Content

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The video tutorial explains how to solve trigonometric equations by isolating the trigonometric function and finding all possible solutions. It covers the concept of tangent and the unit circle, and demonstrates how to find solutions within specific constraints, such as between 0 and 2π. The tutorial emphasizes the importance of understanding the general solution and how to add solutions within given constraints.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a trigonometric equation according to the video?

Subtract the trigonometric function from both sides

Add a constant to both sides

Isolate the trigonometric function

Multiply both sides by the trigonometric function

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are certain points on the unit circle not valid for the tangent function?

They have a negative y-coordinate

They have a zero x-coordinate

They are outside the unit circle

They have a positive x-coordinate

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the unit circle in solving trigonometric equations?

It simplifies the calculation of angles

It provides a visual representation of angles

It helps in identifying undefined points

It is used to measure the radius of a circle

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the general solution for the equation 3X = 0?

X = π/3

X = 0

X = πN

X = 2πN

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the distance between the angles in the general solution?

π/3

π

π/2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you find all solutions between 0 and 2π?

By multiplying each solution by π

By adding π/3 to each solution

By subtracting π/3 from each solution

By adding π/2 to each solution

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a solution between 0 and 2π?

X = π

X = 0

X = 2π

X = 5π/3