Assume x and y are functions of t. Evaluate dy/dt.xy2 = 4; dx/dt = -5, x = 4, y = 1
A. 
B. - 
C. 
D. - 
Answer: C
Mathematics
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Use the formula ? = 
to find the value of the missing variable. Give an exact answer unless otherwise indicated.? = 
radian, t = 11 sec
A. 
radians per sec
B. 
radians per sec
C. 
radians per sec
D. 
radian per sec
Mathematics
Find the requested characteristic.Graph f(t) = sec 
on the interval 
using dot mode. Identify where asymptotes occur in the graph.
A. t = ± 2?
B. t = 0 and t = ± 
C. t = ± ?
D. t = 0 and t = ± ?
Mathematics
Use a rational exponent to write the expression.
A. x2/3 B. 3x2 C. x3/2 D. 2x3
Mathematics
Use the change-of-base formula to rewrite the logarithm as a ratio of logarithms. Then use a graphing utility to graph the ratio. ? f(x) = log11.7x ?
A. 
B.
C. f(x) = log x? + log 11.7 = ln x? + ln 11.7
D.
E.
?
Mathematics