Find the first and second derivatives of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: B
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Solve the system of equations.3x + 3y + 3z = 39x + 10y + 11z = 126x + 7y + 8z = 9
A. ? B. {(-2, 3, 0)} C. {(x, y, z) ? 6x + 7y + 8z = 9} D. {(-2, 6, 0)}
Solve the problem. Use 3.14 as the approximate value of ? unless otherwise instructed. Round to the nearest tenth unless otherwise indicated.A cylindrical drain pipe is 3 in. across the top and about 8 in. high. How many cubic inches of water could it hold?
A. 226.1 in.3 B. 56.5 in.3 C. 150.7 in.3 D. 113.0 in.3
Find the value of the missing coefficient so that the line has the given property.2x + By = 22; slope is - 
A. B = 2 B. B = 4 C. B = -4 D. B = -2
Find a rectangular equation for the curve with the given parametric equations.x = sec t, y = tan t; for t in [0, 2?]
A. y2 - x2 = 1 B. x2 - y2 = 1 C. y = x - 1 D. y = x + 1