SOLUTION: Find the exact value of the expression. Do not use a calculator. Cos^-1[cos(-5pi/4)]. And. Tan^-1[(-pi/4)].
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-> SOLUTION: Find the exact value of the expression. Do not use a calculator. Cos^-1[cos(-5pi/4)]. And. Tan^-1[(-pi/4)].
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Question 521214: Find the exact value of the expression. Do not use a calculator. Cos^-1[cos(-5pi/4)]. And. Tan^-1[(-pi/4)]. Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Find the exact value of the expression.
Do not use a calculator.
Cos^-1[cos(-5pi/4)] = -5pi/4
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And. Tan^-1[(-pi/4)] = ?
Cannot be done without a calculator.
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Cheers,
Stan H.
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