# Find exact value of the expression. Tan(9pi/4)-cos(9pi/4) Please show steps and how to do it.Need all the help I can get.?

• Find exact value of the expression. Tan(9pi/4)-cos(9pi/4) Please show steps and how to do it.Need all the help I can get.?

... to find the exact value? Cot 7pi / 4 please help ... Find the exact value of Tan 9pi/4 , ... to find the exact value of each expression. Do not ...
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Find the exact value for sin 150º.? ... To find tan(q) ... Show transcribed image text Find the exact value of sin (19pi/12) ...
Positive: 85 %

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