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0. Fundamental Concepts of Algebra(0)

Algebraic Expressions
(0)

Exponents
(0)

Polynomials Intro
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Multiplying Polynomials
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Factoring Polynomials
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Radical Expressions
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Simplifying Radical Expressions
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Rationalize Denominator
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Rational Exponents
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Pythagorean Theorem & Basics of Triangles
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1. Equations and Inequalities(0)

Linear Equations
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Rational Equations
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The Imaginary Unit
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Powers of i
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Complex Numbers
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Intro to Quadratic Equations
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The Square Root Property
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Completing the Square
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The Quadratic Formula
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Choosing a Method to Solve Quadratics
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Linear Inequalities
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2. Graphs(0)

Graphs and Coordinates
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Two-Variable Equations
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Lines
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3. Functions & Graphs(0)

Intro to Functions & Their Graphs
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Common Functions
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Transformations
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Function Operations
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Function Composition
(0)

4. Polynomial Functions(0)

Quadratic Functions
(0)

Understanding Polynomial Functions
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Graphing Polynomial Functions
(0)

5. Rational Functions(0)

Introduction to Rational Functions
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Asymptotes
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Graphing Rational Functions
(0)

6. Exponential and Logarithmic Functions(0)

Introduction to Exponential Functions
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Graphing Exponential Functions
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The Number e
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Introduction to Logarithms
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Graphing Logarithmic Functions
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Properties of Logarithms
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Solving Exponential and Logarithmic Equations
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7. Measuring Angles(0)

Angles in Standard Position
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Coterminal Angles
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Complementary and Supplementary Angles
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Radians
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8. Trigonometric Functions on Right Triangles(0)

Trigonometric Functions on Right Triangles
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Special Right Triangles
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Cofunctions of Complementary Angles
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Solving Right Triangles
(0)

9. Unit Circle(0)

Defining the Unit Circle
(0)

Trigonometric Functions on the Unit Circle
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Common Values of Sine, Cosine, & Tangent
(0)

Reference Angles
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Reciprocal Trigonometric Functions on the Unit Circle
(0)

10. Graphing Trigonometric Functions(0)

Graphs of the Sine and Cosine Functions
(0)

Phase Shifts
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Graphs of Secant and Cosecant Functions
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Graphs of Tangent and Cotangent Functions
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11. Inverse Trigonometric Functions and Basic Trig Equations(0)

Inverse Sine, Cosine, & Tangent
(0)

Evaluate Composite Trig Functions
(0)

Linear Trigonometric Equations
(0)

12. Trigonometric Identities (0)

Introduction to Trigonometric Identities
(0)

Sum and Difference Identities
(0)

Double Angle Identities
(0)

Solving Trigonometric Equations Using Identities
(0)

13. Non-Right Triangles(0)

Law of Sines
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Law of Cosines
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Area of SAS & ASA Triangles
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14. Vectors(0)

Geometric Vectors
(0)

Vectors in Component Form
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Direction of a Vector
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Unit Vectors and i & j Notation
(0)

Dot Product
(0)

Cross Product
(0)

15. Polar Equations(0)

Polar Coordinate System
(0)

Convert Points Between Polar and Rectangular Coordinates
(0)

Convert Equations Between Polar and Rectangular Forms
(0)

Graphing Other Common Polar Equations
(0)

16. Parametric Equations(0)

Graphing Parametric Equations
(0)

Eliminate the Parameter
(0)

Writing Parametric Equations
(0)

17. Graphing Complex Numbers(0)

Graphing Complex Numbers
(0)

Polar Form of Complex Numbers
(0)

Products and Quotients of Complex Numbers
(0)

Powers of Complex Numbers (DeMoivre's Theorem)
(0)

18. Systems of Equations and Matrices(0)

Two Variable Systems of Linear Equations
(0)

Introduction to Matrices
(0)

Determinants and Cramer's Rule
(0)

Graphing Systems of Inequalities
(0)

19. Conic Sections(0)

Introduction to Conic Sections
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Circles
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Ellipses: Standard Form
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Parabolas
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Hyperbolas at the Origin
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Hyperbolas NOT at the Origin
(0)

20. Sequences, Series & Induction(0)

Sequences
(0)

Arithmetic Sequences
(0)

Geometric Sequences
(0)

21. Combinatorics and Probability(0)

Factorials
(0)

Combinatorics
(0)

Probability
(0)

22. Limits & Continuity(0)

Introduction to Limits
(0)

Finding Limits Algebraically
(0)

Continuity
(0)

23. Intro to Derivatives & Area Under the Curve(0)

Tangent Lines & Derivatives
(0)

Limits at Infinity
(0)

Limits of Sequences
(0)

Area Under a Curve
(0)

8. Trigonometric Functions on Right Triangles

Trigonometric Functions on Right Triangles

8. Trigonometric Functions on Right Triangles

Trigonometric Functions on Right Triangles: 동영상 및 연습문제

비디오 강의 실무 워크시트

19 문제점

문제 1객관식

Determine the value of the five other trigonometric ratios.

sec θ = -5, tan θ > 0

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문제 2객관식

Using the given diagram, state the bearing of O to P.

Diagram showing bearings from point O to points P, Q, R, and S with angles labeled.

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문제 3객관식

Find the height of a flagpole positioned at the centre of the roof of a building, where the angle of elevation from a point on the ground 35 meters away from the center of the building to the top and bottom of the flagpole is 40° 30' and 35° 20' respectively.

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문제 4객관식

Determine the exact value of the following expression without the help of the calculator.

cos 18° sin 72° + cos 72° sin 18°

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문제 5객관식

Write the quadrant in which θ lies. Consider the angle θ in the standard position only.

sin θ < 0 and cos θ > 0

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문제 6객관식

Determine the value of the five other trigonometric ratios.

cos θ = -7/25, θ in quadrant III

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문제 7객관식

Determine the value of the five other trigonometric ratios.

cos θ = 16/65, 270° < θ < 360°

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문제 8객관식

If the point (x, y) is in the second quadrant, identify if the given ratio is positive or negative. Note that r = √(x² + y²).

y/r

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문제 9객관식

Determine the bearing of an object located at the point represented by the coordinates given.

(4, 4)

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문제 10객관식

What is the sine of an angle in a right triangle defined as?

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문제 11객관식

Using SOHCAHTOA, what is the cosine of an angle in a right triangle?

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문제 12객관식

In a right triangle, if the side opposite angle θ is 7 and the hypotenuse is 25, what is the sine of θ?

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문제 13객관식

What is the reciprocal identity of the sine function?

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문제 14객관식

In a right triangle, if the tangent of angle θ is 1, what is the measure of angle θ in degrees?

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문제 15객관식

Using a calculator, find the cosine of 120 degrees. Round your answer to the nearest tenth.

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문제 16객관식

A ladder is leaning against a wall, forming a 60-degree angle with the ground. If the ladder is 10 meters long, how high up the wall does the ladder reach? (Use sine function and round to the nearest tenth)

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문제 17객관식

If the secant of angle θ is 2, what is the cosine of angle θ?

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문제 18객관식

What is the tangent of an angle in a right triangle defined as?

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문제 19객관식

Using SOHCAHTOA, what is the tangent of an angle in a right triangle?

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