Find the lateral surface area and volume of the solid object. (Round to the nearest whole number and use the ? key for ?.)

A. L = 2494 m2, V = 15,071 m3
B. L = 2386 m2, V = 15,752 m3
C. L = 4988 m2, V = 60,284 m3
D. L = 2488 m2, V = 15,182 m3


Answer: A

Mathematics

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The position vector of a particle is r(t). Find the requested vector.The velocity at t =  for r(t) = 5sec2(t)i - 10tan(t)j + 4t2k

A. v = 20i + 20j - 2?k
B. v = -20j - 2?k
C. v = -20j + 2?k
D. v = 20i - 20j + 2?k

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Find the coordinates of the centroid of the given figure.The solid generated by revolving the first-quadrant region under the curve of  about the y-axis

A.
B.
C.
D.

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Establish the identity.1 + sec2x sin2x = sec2x

What will be an ideal response?

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Provide an appropriate response.A candy shop needs x ounces of almonds for candy A and y ounces of almonds to make candy B. The shop has 85 ounces of almonds in stock.a) Write an inequality to describe the situation.b) Graph the inequality.c) Is (65, 14) a solution of this inequality?

A. x + y ? 85;



No, the point (65, 14) is not a solution.
B. x + y ? 85;



Yes, the point (65, 14) is a solution.
C. x + y ? 85;



No, the point (65, 14) is not a solution.
D. x - y ? 85;



No, the point (65, 14) is not a solution.

Mathematics