Solve the problem. Use 3.14 for ?. Round to the nearest whole number.How many cubic feet of grain can be stored in a cylindrical silo with radius 14.3 feet and height 30 feet?
A. 2694 ft3
B. 38,526 ft3
C. 19,263 ft3
D. 1347 ft3
Answer: C
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Use your calculator to solve the problem.The impedance (in ohms) of a series RLC circuit is given by the expression 
, where R is the resistance of the resistor, XL is the reactance of the coil, and XC is the reactance of the capacitor. What is the impedance of a circuit containing a 340 ohm resistor, a coil with a reactance of 2422 ohms, and a capacitor with a reactance of 896 ohms? (All values are approximate.)
A. 6.0 × 1012 ohms B. 830 ohms C. 1600 ohms D. 2,400,000 ohms
Find the gradient field F of the function f.f(x, y, z) = 
A. F = 
i + 2yj + 2zk
B. F = 
i + 
j + 
k
C. F = 
i + 
j + 
k
D. F = 
(x2 + y2 + z2)i + 
j + 
k
Find the vertex for the parabola whose equation is given.y = x2 + 9x
A. (0, -9)
B. (- 
, - 
)
C. (0, 0)
D. (-9, -81)
Add or subtract. Simplify your answer to lowest terms.
- 
A. 
B. 5x - 3y
C. 3y - 5x
D. 