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Stolb23 [73]
2 years ago
6

Sin 30°-cos 30°÷ sin 60°​

Mathematics
1 answer:
Vilka [71]2 years ago
6 0

Answer:

-1/2

Step-by-step explanation:

sin(30 degrees) = sin (pi/6) = 1/2

cos(30 degrees) = cos (pi/6) = [sqrt(3)]/2]

sin (60 degrees) = sin(pi/3) = [sqrt(3)]/2]

1/2 - [sqrt(3)/2] / [sqrt(3)/2] = -1/2

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