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MakcuM [25]
3 years ago
7

What is the exact value of cos 225º cos 75°?

Mathematics
2 answers:
love history [14]3 years ago
5 0

Answer:

-\frac{\sqrt{3}  -1}{4}

Step-by-step explanation:

julsineya [31]3 years ago
3 0

Answer:

√

6

−

2

4

Step-by-step explanation:

i dont kno the other one

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