Find the circumference of the circle. Then use the approximation 3.14 for ? and approximate the circumference.
A. 75.36 ft
B. 38.88 ft
C. 37.68 ft
D. 77.76 ft
Answer: A
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Solve the problem.Use the inflation proportion to estimate the 2017 price of a jacket which costs $280 in 2005. Assume that the price increased at the average annual rate shown in the table below. Round your answer to the nearest dollar.Consumer Price Index* (Selected Years)YearAverage CPI-U% Change in CPI-U198082.413.51985107.63.61990130.75.41995152.42.82000172.23.42005195.33.42010218.11.62015237.00.12016240.01.32017245.12.1Data from Bureau of Labor Statistics.*The period 1982 to 1984: 100
A. $357 B. $380 C. $351 D. $362
Factor.x2 - 8xy + 16y2
A. (x + 4y)2 B. (x - 4y)2 C. Prime D. (x - 4y)(x + 4y)
Write the expression in the standard form a + bi.-2i(-3 + 2i)
A. -4 + 6i B. 6i + 4i2 C. 4 + 6i D. 6i - 4i2
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 