Find the limit.
A. 0
B. 
C. 11
D. -9
Answer: B
Mathematics
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Solve the problem.A rectangular sheet of perimeter 39 cm and dimensions x cm by y cm is to be rolled into a cylinder as shown in part (a) of the figure. What values of x and y give the largest volume?
A. x = 15 cm; y = 
cm
B. x = 13 cm; y = 
cm
C. x = 12 cm; y = 
cm
D. x = 14 cm; y = 
cm
Mathematics
Find the equation of the hyperbola satisfying the given conditions.Center: (0, 0); focus: (0, 2
); vertex: (0, 4)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Find the real solutions of the equation.
= -2
A. {-32} B. {32} C. {-33} D. {33}
Mathematics
Verify the identity.cos 4x = 2 cos2 2x - 1
What will be an ideal response?
Mathematics