Find an approximate equation y = abx of the exponential curve that contains the given pair of points. Round the values of a and/or b to two decimal places, if necessary.(0, 3) and (5, 131)
A. y = 3(1.92)x
B. y = 3(218.33)x
C. y = 3(2.13)x
D. y = 3(8.73)x
Answer: C
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A new car dealership has taken an inventory of the vehicles it has in stock. Below is a histogram indicating the number of vehicles in stock in certain price ranges. Use the histogram to answer the question.
How many vehicles in stock are priced between $14,000 and $27,999?
A. 55 vehicles B. 50 vehicles C. 45 vehicles D. 9 vehicles
Change the exponential expression to an equivalent expression involving a logarithm.c2 = 24
A. logc 2 = 24 B. log2 24 = c C. log24 c = 2 D. logc 24 = 2
Translate the problem to a system of equations; then solve using the elimination method.Anne and Nancy use a metal alloy that is 16.4% copper to make jewelry. How many ounces of an alloy that is 10% copper must be mixed with an alloy that is 21% copper to form 110 ounces of the desired alloy?
A. 46 ounces B. 69 ounces C. 48 ounces D. 64 ounces
Evaluate the algebraic expression under the given conditions.-5x2 - 9x + 9 for x = -2
A. -3 B. 3 C. 37 D. 7