How many subsets and proper subsets are in the given set?{15, 16, 17}
A. 3, 2
B. 6, 7
C. 7, 8
D. 8, 7
Answer: D
Mathematics
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Decide whether the given statement is always true or not always true.A ? A' = ?
A. Not always true B. Always true
Mathematics
Provide an appropriate response.Suppose you leave an initial amount of $250 in a savings account for 20 years. If interest is compounded daily (use 365 times per year), use a graphing calculator to graph the compound amount S as a function of the nominal rate of interest. Determine the nominal rate of interest so that the amount doubles after 20 years.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the system by any method.0.5x - 0.1y = 3.60.4x - 0.3y = 4.2
A. {(9.3, -1.5)} B. ? C. {(5.4, -3.7)} D. {(6, -6)}
Mathematics
Graph.4y2 = 9x2 + 36
A. 
B. 
C. 
D. 
Mathematics