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sergij07 [2.7K]
3 years ago
11

Using the sum or difference formulas,how do we find the exact value of sin (285°)?

Mathematics
1 answer:
Semenov [28]3 years ago
6 0
See attachment for the answer:

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I need help on 12 please :)
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Answer:

the answer is 10 to the 5th power

Step-by-step explanation:


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I think the first mistake was made in step 1

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