Determine whether the relation represents a function. If the relation is a function, state its domain and range.{(-4, 14), (-3, 7), (0, -2), (3, 7), (5, 23)}
A. not a function
B. function; domain: {-4, -3, 3, 5}; range: {14, 7, -2, 23}
C. function; domain: {14, 7, -2, 23}; range: {-4, -3, 0, 3, 5}
D. function; domain: {-4, -3, 0, 3, 5}; range: {14, 7, -2, 23}
Answer: D
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Solve.A ceramics workshop makes serving bowls, platters, and bread baskets to sell at its Winter Festival. A serving bowl takes 3 hours to prepare, 2 hours to paint, and 9 hours to fire. A platter takes 14 hours to prepare, 3 hours to paint, and 4 hours to fire. A bread basket takes 4 hours to prepare, 16 hours to paint, and 7 hours to fire. If the workshop has 92 hours for prep time, 76 hours for painting, and 109 hours for firing, how many of each can be made?
A. 3 serving bowls, 8 platters, 4 bread baskets B. 9 serving bowls, 5 platters, 4 bread baskets C. 8 serving bowls, 4 platters, 3 bread baskets D. 4 serving bowls, 3 platters, 8 bread baskets
Give the rectangular coordinates for the point.(-4, ?)
A. (0, 4) B. (0, -4) C. (4, 0) D. (-4, 0)
Solve. Write results using scientific notation.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 102 hr B. 3.2 hr C. 3.2 x 103 hr D. 3.2 x 104 hr
Solve the problem.Given that the polar equation r = a(1 - e2)/(1 + e cos ?) models the orbits of planets about the sun, estimate the closest approach of a planet for which 
and 
to the sun.
A. 9 astronomical units B. 33 astronomical units C. 17 astronomical units D. 23 astronomical units