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Mathematics, 11.04.2020 06:16 teamroper35

Let point (a, b) be on a unit circle.
If (a, b) has a rotation of r degrees, then which of the following is not correct.
cos(-r) = -a
cos(r) = a
sin(-r) = -a
sin(r) = -a
sin(r) = b

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Let point (a, b) be on a unit circle.
If (a, b) has a rotation of r degrees, then which of th...

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