Graph the parabola and label the vertex. Find the x-intercept.x = 
y2
A. vertex (0, 0), x-intercept (0, 0)
B. vertex (0, 0), x-intercept (0, 0)
C. vertex (0, 0), x-intercept (0, 0)
D. vertex (0, 0), x-intercept (0, 0)
Answer: B
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Solve the problem.If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane is given by the formula t = 
where a is the length (in feet) of the base and g ? 32 feet per second per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with base a = 8 when 
If necessary, round the answer to the nearest tenth of a second.
A. 0.3 sec B. 1.1 sec C. 1.8 sec D. 1.3 sec
Solve.8 - 5x = 10x - 2x - 31
A. - 
B. 
C. - 
D. 3
Provide an appropriate response.Your neighbor wants to carpet the rooms in her house. The widths of the rooms in her house are 1 yard less than the lengths. Write an equation which represents the area A of carpet needed for a room with length l.
What will be an ideal response?
Use Cramer's rule to solve the linear system.-2x - 2y = -18-2x + 2y = 6
A. (3, 6) B. (-6, 3) C. (6, 3) D. (-3, -6)