Sum and Difference Flashcards by user delete

Q

cos(A+B)

A

cosA(cosB)-sinA(cosB)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

cos(A-B)

A

cosA(cosB)+sinA(sinB)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

sin(A+B)

A

sinA(cosB)+sinB(cosA)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

sin(A-B)

A

sinA(cosB)-sinB(cosA)

How well did you know this?

1

Not at all

2

3

4

5

Perfectly