Solve the problem.Two forces, of 53.1 and 25.5 lb, forming an angle of 98.5°, act at a point in the plane. Find the magnitude of the resultant force.
A. 62.2 lb
B. 1300 lb
C. 78.6 lb
D. 55.4 lb
Answer: D
Mathematics
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Solve the problem.Find the volume of the solid bounded by the ellipsoid 
+ 
+ 
= 1 and the planes 
and 
(The area of an ellipse with semiaxes a and b is ?ab.)
A. 4752.00? units3 B. 72.00? units3 C. 158.40? units3 D. 201.60? units3
Mathematics
Find the surface area generated by rotating the lemniscate r² = 10cos2? about the line ? = ?.
What will be an ideal response?
Mathematics
Solve the system.xy = 6x + y = -5
A. {(-2, 3), (-3, 2)} B. {(2, 3), (3, 2)} C. {(2, -3), (3, -2)} D. {(-2, -3), (-3, -2)}
Mathematics
Find the inverse of the function.f(x) = 
- 6
A. f-1(x) = x + 9 B. f-1(x) = 3x - 18 C. f-1(x) = 3x + 6 D. f-1(x) = 3x + 18
Mathematics