What is the exact value of cos 105°?

asked Feb 1, 2021 63.5k views

4 votes

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5 votes

Answer:

(-√(6) + √(2) )/(4)

Explanation:

DMags answered Feb 4, 2021

by DMags

3.5k points

5 votes

Answer:

Negative StartFraction StartRoot 2 minus StartRoot 3 EndRoot EndRoot Over 2 EndFraction

Explanation:

Vabanagas answered Feb 8, 2021

5.0k points

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