A child has an enormous jar in which she has been saving all of her spare change. In order to determine exactly how much money she has in the jar, she dumps all of the coins on the floor and counts them. Under the watchful eye of her mother, she counts 180 pennies, 120 nickels, 100 dimes, and 80 quarters.The N-value of the target population in this study is
A. 80.
B. 100.
C. 180.
D. 120.
E. none of these
Answer: E
Mathematics
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Find the convergence set for the given power series. Hint: First find a formula for the nth term; then use the Absolute Ratio Test.1 - 
+ 
- 
+ . . .
A. -1 < x < 1 B. -5 < x < 5 C. -5 ? x ? 5 D. All x
Mathematics
Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = (x2 + y2)i + (x - y)j; C is the rectangle with vertices at (0, 0), (2, 0), (2, 3), and 
A. 24 B. -12 C. 12 D. 0
Mathematics
Find the area of the circle. Use ? ? 3.14 and round to the nearest hundredth.radius = 8 yd
A. 100.48 yd2 B. 50.24 yd2 C. 803.84 yd2 D. 200.96 yd2
Mathematics
Provide an appropriate response.By using matrix reduction, solve the system: 
What will be an ideal response?
Mathematics