Determine whether the given relationship defines a function. If so, identify the independent and dependent variable, and why the relationship is a function.The temperature t on a backyard thermometer on a given day x.
A. Yes; x, t; there is one temperature t on any given day x.
B. No
Answer: B
Mathematics
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An inlet pipe can fill a tank in 8 minutes. A drain can empty the tank in 10 minutes. If the tank is empty and both the pipe and drain are open, how long will it take before the tank overflows?
A. 38 minutes B. 20 minutes C. 2 minutes D. 50 minutes E. 40 minutes
Mathematics
Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-5, -5
)
A. 
B. 
C. 
D. 
Mathematics
Evaluate. Round to the nearest thousandth, if necessary.log 0.0624
A. -1.212 B. -1.205 C. -1.198 D. -2.774
Mathematics
Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 0 B. ln 6 C. 1 D. Diverges
Mathematics