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OpenStudy (anonymous):
Find all solutions of the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to two decimal places where appropriate.) 81 sin2 θ − 1 = 0
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OpenStudy (gamer56):
What do you think it is first?
OpenStudy (anonymous):
well i thought you found the inverse of 1/9 and -1/9...but thats not the right answer
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