Mathematics, 08.11.2019 22:31 kenzienoel1876

Find an exact value.

cosine of nineteen pi divided by twelve.

quantity square root of six minus square root of two divided by four.
quantity square root of six plus square root of two divided by four.
quantity negative square root of six minus square root of two divided by four.
quantity square root of two minus square root of six divided by four.

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Find an exact value.

cosine of nineteen pi divided by twelve.

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