32∘86;327∘14 Explanation: cos x = 0.84 Calculator and unit circle give: x=±32∘86 Since the arc (−32∘86) ... How to find all the possible solutions for 3cos(x)=0.1 in the domain of 0<x<2π ? using the unit circle [closed] https://math.stackexchange.com/question...
cos(x)=0.4 Solve for x x=2πn1+arccos(0.4),n1∈Z x=2πn2+2π−arccos(0.4),n2∈Z Graph Share Copy Copied to clipboard
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Answer to: Solve cos \ x= \frac {-1}{2} in radius without the use of a calculator or unit circle By signing up, you'll get thousands of...
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Find the exact value of each expression without using a calculator. (a) \sin^{-1} \frac{\sqrt{3{2} (b) \tan^{-1} \left ( - \frac{\sqrt{3{3} \right ) Solve each of the following for x, where 0\leq x\leq\dfrac{...