Find all angles in [0,2pi) that satisfy the equation: 3csc^2()cot(x)=−4cot(x)
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Answer: 18/5 hours, or 3.6 hours
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Work Shown:
x = amount of time it takes Blake to do the job by himself
y = amount of time it takes Ned to do the job by himself
z = time it takes if they worked together
In this case,
x = 9 and y = 6
Use those values to find z.