Use the properties of the derivative to find 
given the following vector-valued functions.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
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Solve.The pitch P of a musical tone varies inversely as its wavelength W. One tone has a pitch of 433 vibrations per second and a wavelength of 8.4 ft. Find the wavelength of another tone that has a pitch of 480 vibrations per second.
A. 7.6 ft B. 0.00004 ft C. 24,742.9 ft D. 0.13 ft
Add. Write the answer in lowest terms as a mixed number.
A. 50
B. 51
C. 52
D. 51
Solve the problem.An artifact is discovered at a certain site. If it has 56% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.012% annually.)
A. 3667 yr B. 4667 yr C. 2098 yr D. 4832 yr
Find an equation of variation in which the following are true.f varies jointly as q2 and h, and f = 24 when 
and 
.
A. f = 288q2h
B. f = 
q2h
C. f = 
q2h
D. f = 2q2h