Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = (sin x)cos x
A. cos x cot x - sin x ln(sin x)
B. cos x ln ( sin x)
C. (sin x)cos x(cos x cot x - sin x ln (sin x))
D. cos x cot x - ln (sin x)
Answer: C
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Solve the problem by integration.Find the first-quadrant area bounded by 
and 
A. 
ln 
B. 
ln 
C. 
ln 
D. 12 ln 
Perform the indicated operations. Write answers using only positive exponents. Assume variables represent positive real numbers.
3
A. x3/2y9/2
B. 
C. x1/2y9/2
D. x3/2
Find the component form of the vector given the initial and terminal points.
; A(-11, 12), B(-14, 13)
A. 
B. 
C. 
D. 
Follow the rules for working with measurements.A loading chute in a flour mill goes directly into a feeding bin. The feeding bin is in the shape of an inverted right circular cone, as shown in the illustration below. How many bushels of wheat can be placed in the feeding bin? (0.803 bu = 1 ft 3)
A. V = 166 ft 3 B. V = 2,380 ft 3 C. V = 1,600 ft 3 D. V = 2,270 ft 3 E. V = 1,830 ft 3