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Sum and Difference Identities Practice

Last updated over 3 years ago

5 Nsɛmmisa

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Asemmisa {{asɛmmisaAhyɛnsode}}

1.

Find two Radian angles on the unit circle whose sum equals the given angle.

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

Find two Radian angles on the unit circle whose Difference equals the given angle.

Asemmisa {{asɛmmisaAhyɛnsode}}

3.

Use cos (x+y) for #1

Asemmisa {{asɛmmisaAhyɛnsode}}

4.

Use sin (x-y) for #2

Asemmisa {{asɛmmisaAhyɛnsode}}

5.

Determine the exact value of
Use tan(x-y) (hint try to use a multiple of 60 as one of the angles)