Multiply.(x - 5)(x + 5)(x2 - 25)
A. x4 - 50x2 + 625
B. x4 - 625
C. x4 - 25x2 - 625
D. x4 - 10x2 + 25
Answer: A
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Use polar coordinates to find the limit of the function as (x, y) approaches (0, 0).f(x, y) = cos
A. 1
B. 0
C. 
D. No limit
Solve the problem.List all possible proper subsets of the set {2, 6, 7}.
A. ?, {2}, {6}, {7}, {2, 6}, {2, 7}, {6, 7} B. {2}, {6}, {7}, {2, 6}, {2, 7}, {6, 7} C. {2}, {6}, {7}, {2, 6}, {2, 7}, {6, 7}, {2, 6, 7} D. ?, {2}, {6}, {7}, {2, 6}, {2, 7}, {6, 7}, {2, 6, 7}
Solve the problem.A spring with a spring constant of 5 and a 1-unit mass attached to it is stretched 
and released. What is the equation for the resulting oscillatory motion?
A. s(t) = 3 sin 
t
B. s(t) = 3 sin 
t
C. s(t) = 
sin 
t
D. s(t) = 5 sin 
t
Find the volume of a cube with an edge of 12.43 yds.
