Solve trig equation with tangent

Solve trig equation with tangent

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial covers solving trigonometric equations by reverting to algebraic methods. It explains the tangent function and the unit circle, focusing on finding solutions within specific constraints. The instructor emphasizes understanding the reference angles and quadrants where tangent is negative. Simplification of solutions for multiple-choice questions is discussed, along with finding solutions within given angle constraints, including negative angles.

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the suggested method to simplify trigonometric problems according to the teacher?

Memorize trigonometric identities

Use calculus techniques

Apply geometry principles

Convert them to algebraic problems

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which quadrants is the tangent of an angle negative?

Second and third quadrants

First and fourth quadrants

Second and fourth quadrants

First and third quadrants

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reference angle for tangent being 1?

π/3

π/6

π/2

π/4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you find additional solutions for the equation within 0 to 2π?

By subtracting multiples of 2π

By adding multiples of 2π

By subtracting multiples of π

By adding multiples of π

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the solution for the tangent equation in a multiple-choice question?

7π/4 + πN

3π/4 + πN

7π/4 + 2πN

3π/4 + 2πN

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct angle solution within the range of 0 to -π/2?

-7π/4

-π/4

3π/4

7π/4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is -π/4 the correct solution within the range of 0 to -π/2?

It is the largest angle

It is the smallest angle

It falls within the specified constraint

It is the only positive angle