Indicate whether the graph of the equation is a parabola, circle, ellipse, or hyperbola.y2 = 81 - x2
A. ellipse
B. hyperbola
C. circle
D. parabola
Answer: C
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 3x5 on [1, 3] divided into 4 subintervals
A. 703.2 B. 175.8 C. 58.6 D. 103.8
Solve.How many different three-number "combinations" are possible on a combination lock having 29 numbers on its dial?
A. 21,924 B. 21,112 C. 10,962 D. 42,224
Add or subtract as indicated.-9.5 - (-5.1)
A. 4.4 B. 14.6 C. -14.6 D. -4.4
The bar graph shows the number of new residents in several towns during the years 1999 to 2001. Use the graph to answer the question. 
What was the increase in the number of new residents in Middleton from 1,999 to 2,000?
A. 52 B. 54 C. 30 D. 28