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Trigonometric Functions of Double Angle and Half Angle
Questions (1)
If cos(t)=(-7/8) where pi<t<(3pi/2), find the values of the following trig functions.
cos(2t)=? sin(2t)=? cos(t/2)=? sin(t/2)=?
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asked by
Char
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Parent Categories (1)
Trigonometric Functions