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Natali5045456 [20]
3 years ago
7

Cos 0.43 =cos (-0.43)

Mathematics
1 answer:
katrin [286]3 years ago
4 0
This is true because cos(x) is an odd function meaning that if you plug in a negative value, you will still get the same answer if you plugged in the absolute value of that number.
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Answer:

a)

Step-by-step explanation:

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For this case we have the following fraction:

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