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Fynjy0 [20]
3 years ago
14

Giải pt lượng giác sau Cos x = -√3/2

Mathematics
1 answer:
Marat540 [252]3 years ago
6 0

Answer:

0

Step-by-step explanation:

Solution for cosx=-3/2 equation:

cos((3*pi)/5)*cos((3*pi)/20) = 0

(60*x^3)/(60*x^5) = 0

cos((3*pi)/5)*cos((3*pi)/20) = 0

cos((3*x)/5)*cos((3*x)/20) = 0

1.5/100 = 0

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