4cosBeta=1+2cosBeta 2cosBeta=1 cosBeta=1/2 60 degrees

4cosBeta=1+2cosBeta2cosBeta=1 cosBeta=1/2 60 degrees +/- 180--is this right? I know there should be another answer, but I'm not
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2. asked by Tara
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2cos^2Beta-Cosbeta=0 (find all solutions for the equation in the interval 0, 2 pi). I have no idea how to go about doing this.
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The average monthly temperatures of Atlanta, GA are shown below.Jan 32 degrees Feb 35 degrees Mar 44 degrees Apr 53 degrees May
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Refer to the image shown to answer the question.If a light ray strikes the shiny surface at 70 degrees, what is the measurement
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Which of the following can represent the three angles in an obtuse, scalene triangle?A. 50 degrees, 30 degrees, 100 degrees B.
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Find the approximate number of radians, to the nearest hundreth, in the angles with the following dergree measures.a) 60 degrees
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2. asked by Jiskha lover:D
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Question content area topPart 1 Find the domain and the range of the following relation. Also determine whether the relation is
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70 degrees N0 degrees S 15 degrees E 44 degrees N 160 degrees W 88 degrees S 90 degrees N 90 degrees W 1) how many of the above
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2. asked by Justin
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