Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.u(1) = 5, u '(1) = -7, v(1) = 6, v '(1) = -3.
at x = 1
A. 
B. - 
C. - 
D. 
Answer: A
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 2y2, x = - 2y, y = 2
A. 
?
B. 
?
C. 
?
D. 
?
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Find a rectangular equation for the plane curve defined by the parametric equations.x = ln t, y = t, for t in (0, ?)
A. y = ln x B. ex = ln y C. x = ey D. y = ex
Mathematics
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.? = 3 radians, A = 61 square meters, r = ?
A. 366 m B. 6.38 m C. 91.5 m D. 9.57 m
Mathematics
Solve the equation on the interval [0, 2?).tan2 x sin x = tan2 x
A. 
, ?
B. 0, ?
C. 
, 2?
D. 0, 
Mathematics