Solve using the square root property.6k2 = 294

A. k = ± 
B. k = ±7
C. k = 2401
D. k = ± 

Answer: B

Mathematics

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Find the curvature of the space curve.r(t) = ti + (sinh t)j + (cosh t)k 

A. ? = cosh2 t
B. ? = sinh2 t
C. ? = 
D. ? = 

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Some examples of American units of capacity are quarts, pints, ______, and gallons.

A. liters B. cups C. grams D. yards

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Solve the problem.Find the volume of the solid generated by revolving the region in the first quadrant bounded by the x-axis and the curve y = x cos x, 0 ? x ? ?/2 about the y-axis.

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