Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 370 vibrations per second and a wavelength of 18 ft. Find the wavelength of another tone that has a pitch of 498 vibrations per second. Round to the nearest tenth of a foot if necessary.
A. 13.4 ft
B. 0.000098 ft
C. 10,236.7 ft
D. 0.07 ft
Answer: A
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Tell whether the graph opens upward or downward and whether the graph is wider, narrower, or the same as f(x) = x2.f(x) = 
x2 - 5
A. Downward, narrower B. Downward, wider C. Upward, narrower D. Upward, wider
Solve the problem. Round to the nearest cent unless otherwise noted.You would like to have $44,000 in 5 years for the down payment on a new house following college graduation by making deposits at the end of every three months in an annuity that pays 4.25% compounded quarterly. How much should you deposit at the end of every three months? How much of the $44,000 comes from deposits and how much comes from interest? Round all answers to the nearest dollar.
A. $1986; $39,720 from deposits and $4280 from interest B. $2366; $23,660 from deposits and $20,340 from interest C. $1478; $29,560 from deposits and $14,440 from interest D. $2197; $43,940 from deposits and $60 from interest
Estimate the value of the radical by using three iterations of the Newton-Raphson method with the indicated initial guess for the function. Round your answer to six decimal places, if necessary.
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Fill in the blank(s) with the appropriate word(s).
Use the circle graph to solve the problem.A survey of the 2912 vehicles on the campus of State University yielded the following circle graph.
What percent of the vehicles are hatchbacks?
A. 102% B. 35% C. 9% D. 28%