# Chapter 11: Trigonometric Functions and their Graphs

Notes (Solutions) of Chapter 11: Trigonometric Functions and their Graphs, Text Book of Algebra and Trigonometry Class XI (Mathematics FSc Part 1 or HSSC-I), Punjab Text Book Board, Lahore.

### Contents & summary

- Introduction
- Domains and Ranges of Sine and Cosine Functions
- Domains and Ranges of Tangent and Cotangent Functions
- Domain and Range of Secant Function
- Domain and Range of Cosecant Function

- Period of Trigonometric Functions
- Exercise 11.1

- Values of Trigonometric Functions
- Graphs of Trigonometric Functions
- Graph of $ y = \sin x$ from $-2\pi \hbox{ to } 2\pi$
- Graph of $ y = \cos x$ from $-2\pi \hbox{ to } 2\pi$
- Graph of $ y = \tan x$ from $-\pi \hbox{ to } \pi$
- Graph of $ y = \cot x$ from $-2\pi \hbox{ to } \pi$
- Graph of $ y = \sec x$ from $-2\pi \hbox{ to } 2\pi$
- Graph of $ y = \csc x$ from $-2\pi \hbox{ to } 2\pi$
- Exercise 11.2

### Solutions

- Exercise 11.1 | View Online | Download PDF (259KB)

- Exercise 11.2 | View Online | Download PDF (870KB)

### Short Questions

The following short questions was send by Mr. Akhtar Abbas.

- Chapter 11 | View Online | Download PDF (123.81 KiB, 5593 downloads)

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