Trigonometry Flashcards by simon brownlee | Brainscape

Q

Sinx/cosx =

A

tanx

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Sinx^2 + cos^2x =

A

1

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Sin(A+B) =

A

SinAcosB + cosAsinB

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Cos(A+B) =

A

CosAcosB - SinAsinB

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Tan(A+B) =

A

(TanA + tanB)/1-tanAtanB

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Sin2x =

A

2sinxcosx

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Cos2x =

A

Cos^2x - sin^2x

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Tan2x =

A

2tanx/1-tan^2x

How well did you know this?

1

Not at all

2

3

4

5

Perfectly