Graph the equation.r = 2 + sin ?
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the standard deviation. Round to one more place than the data.
A. 16.0 B. 0.8 C. 16.8 D. 1.4
Mathematics
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 at 5 pm on a given day x.
A. No B. Yes; x, t; there is one temperature t on any given day x at 5 pm.
Mathematics
If the sequence is geometric, find the common ratio r. If the sequence is not geometric, say so.1, -3, 7, -11, . . .
A. 4 B. 1 C. -3 D. Not geometric
Mathematics
Perform the indicated operation and write the answer in simplest form.
? 
A. 
B. 
C. 
D. 
Mathematics