Solve.xy = 25x + y = 10
A. (6, 4)
B. (5, 5)
C. (1, 25)
D. (5, 7)
Answer: B
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Set up an integral for the length of the curve.y = 
, 
? x ? 
A. 
B. 
C. 
D. 
Find the cross-product and determine whether the proportion is true or false.
= 
A. 8 ? 162; false B. 72 = 72; true C. 18 ? 72; false D. 36 = 36; true
Graph the function by hand. Use the graph to (a) find the range, (b) give the interval over which the function is increasing, and (c) give the interval over which the function is decreasing. Round approximations to two decimal places.f(x) = - 
A. (a) [-6, ?] (b) (0, 12.00) (c) (-12.00, 0) B. (a) [-6, 0] (b) (0, 12.00) (c) (-12.00, 0) C. (a) [-6, 0] (b) (0, 12.00) ? (-12.00, 0) (c) None D. (a) [0, 6] (b) (-12.00, 0) (c) (0, 12.00)
Solve the problem.A gear with a radius of 32 centimeters is turning at 
radians per sec. What is the linear speed at a point on the outer edge of the gear?
A. 352? centimeters per second
B. 
centimeters per second
C. 
centimeters per second
D. 
centimeters per second