All C3 Flashcards by Olivia Rose-grey | Brainscape

Q

sin2A

A

2sinAcosB

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

cos2A

A

cos^2A - sin^2A
2cos^2A - 1
1 - 2sin^2A

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

tan2A

A

(2tanA) / (1 - tan^2A)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

2sinAcosB

A

sin(A+B) + sin(A-B)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

2cosAcosB

A

cos(A+B) + cos(A-B)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

2sinAsinB

A

-(cos(A+B) - cos(A-B))

How well did you know this?

1

Not at all

2

3

4

5

Perfectly