# Trigonometric Functions | Maths with Lemon

Source: https://mathswithlemon.io/ai-functions-trigonometric-functions.html


#### Trigonometric Functions


##### What you have to know:

- You must know the basic properties of sin x, cos x and tan x. (If not, check this lesson)
- You must be able to solve trigonometric equations. (If not, check this lesson)
- You must know the basic trigonometric identities. (If not, check this lesson)

##### Key Points

- 1. Watch the video:
- 2. Check out this presentation .

#### IB Solved Questions on Trigonometric Functions


##### What you have to know:

- You must be able to manipulate algebraic equations.

##### Key Points

- 1. Watch the video:
- 2. Check out this presentation .

### IB Past Paper Problems

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