Solve the problem.The position of a weight attached to a spring is s(t) = -3 cos 7?. What is the maximum height that the weight rises above the equilibrium position?
A. 3
B. 7
C. 
D. 0.42857143
Answer: A
Mathematics
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Solve the problem.What is the area of the largest circle that can be cut from a rectangular plate that is 
A. 423 cm2 B. 1980 cm2 C. 581 cm2 D. 1690 cm2
Mathematics
Match the system of inequalities with the appropriate graph.x + 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Mathematics
Let W be the subspace spanned by the u's. Write y as the sum of a vector in W and a vector orthogonal to W.y = 
, u1 = 
, u2 = 
A.
y = 
+ 
B.
y = 
+ 
C.
y = 
+ 
D.
y = 
+ 
Mathematics
Write the expression in radical notation. Evaluate by hand when possible.(mn)1/7
A. 
B. 
C. (mn)-7
D. 
Mathematics