Precal Unit 7: Writing Sine and Cosine Functions From Graphs

Cosine

Sine

Linear

Quadratic

1

2

$$\pi$$

$$2\pi$$

1

2

$$\pi$$

$$2\pi$$

1

2

$$\pi$$

$$2\pi$$

1

2

$$\frac{1}{2}$$

$$2\pi$$

0

1

2

$$2\pi$$

-6

-4

-5

0

$$f\left(x\right)=\sin\left(x\right)$$

$$f\left(x\right)=2\sin\left(x\right)$$

$$f\left(x\right)=\cos\left(x\right)$$

$$f\left(x\right)=2\cos\left(x\right)$$

$$f\left(x\right)=\cos\left(x\right)-5$$

$$f\left(x\right)=\frac{1}{2}\cos\left(5x\right)$$

$$f\left(x\right)=\cos\left(\frac{x}{2}\right)-4$$

$$f\left(x\right)=\cos\left(\frac{x}{2}\right)-5$$