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Bellwork. Use your unit circle to find the possible values of  Keep the unit circle handy for reference during today’s notes. 4.7 Inverse Trig Functions. Objectives: Identify the domain and range of the inverse trigonometric functions Use inverse trig functions to find angles

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Presentation Transcript
Bellwork
Bellwork

Use your unit circle to find the possible values of 

Keep the unit circle handy for reference during today’s notes

4.7 Inverse Trigonometric Functions


4 7 inverse trig functions

4.7 Inverse Trig Functions

Objectives:

Identify the domain and range of the inverse trigonometric functions

Use inverse trig functions to find angles

Evaluate combinations of trig functions


Calculator practice
Calculator Practice

  • Use your calculator to evaluate the three problems from bellwork

  • Do the calculator answers match your answers from the unit circle?

4.7 Inverse Trigonometric Functions


Inverse sine function arcsin
Inverse Sine Function: Arcsin

4.7 Inverse Trigonometric Functions


The inverse sine graph
The inverse sine graph

4.7 Inverse Trigonometric Functions


Inverse cosine function arccos
Inverse Cosine Function: Arccos

4.7 Inverse Trigonometric Functions


Example
Example

4.7 Inverse Trigonometric Functions


Example1
Example

  • Find the exact value.

4.7 Inverse Trigonometric Functions


Example2
Example

  • Find the exact value (when possible)

4.7 Inverse Trigonometric Functions


Example3

y

x

Example

  • Find the exact value of

4.7 Inverse Trigonometric Functions


Example4

y

x

Example

  • Find the exact value of

4.7 Inverse Trigonometric Functions


Assignments
Assignments

  • Classwork (You Try)

    • Label assignment CW 4.7

    • Pg. 351: #5-15 odd, 19-23 odd, 27-53 odd, 71

  • Homework

    • Label assignment HW 4.7

    • Pg. 351: #24, 26,32, 48, 56 (full write-up), 72, 80-83 all

4.7 Inverse Trigonometric Functions


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