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nydimaria [60]
3 years ago
14

Fiind the value of x between 0 and 360 for question 5sin 2x=7cos2x​

Mathematics
1 answer:
Degger [83]3 years ago
6 0

Answer:

x=pi*n/2+1/2arctan(7/5)

Step-by-step explanation:

5sin(2x)=7cos(2x)

5tan(2x)=7/5

2x=pi*n+arctan(7/5)

x=pi*n/2+1/2arctan(7/5) for n e Z

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