09 Trigonometry Flashcards
1
Q
What graph is this?
A
y = sin(x)
2
Q
What graph is this?
A
y = cos(x)
3
Q
What graph is this?
A
y = tan(x)
4
Q
How do you solve sin(x) equations?
A
- Sin ^-1
- 180 - 1st
- Add or minus 360 for others
5
Q
How do you solve cos(x) equations?
A
- Cos^-1
- 360 - 1st
- Add or minus 360 for others.
6
Q
How do you solve tan(x) equations?
A
- Tan^-1
- 1st + 180
- Add or minus 180 for other values
7
Q
How do you solve equations when x is kx?
eg cos 2x
A
Use a temp range
<2x<
