Simplify.211 ÷ 24 ? 25 ÷ 22
A. 1
B. 16
C. 1024
D. 512
Answer: C
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Solve the problem.A window is in the form of a rectangle surmounted by a semicircle. The rectangle is of clear glass, whereas the semicircle is of tinted glass that transmits only one-fifth as much light per unit area as clear glass does. The total perimeter is fixed. Find the proportions of the window that will admit the most light. Neglect the thickness of the frame.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve the problem.Determine whether 
is a solution of the system 9x - 9y - 6z = -11 6x + 3y - 3z = 1 x - y + 2z = -3.
A. No B. Yes
Write the equation of the graph after the indicated transformation(s). The graph of y = 
is shifted 4 units to the right.
A. y = 
B. y = 
C. y = 
+ 4
D. y = 
- 4
Graph the quadratic function.f(x) = -2x2 + 8x
A. 
B. 
C. 
D. 