Match the given equation with one of the graphs.y2 = -2x
A. 
B. 
C. 
D. 
Answer: C
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Simplify the exponential expression. 
-2
A. y10
B. 
C. 
D. 
Solve the problem.Find the P/E ratio of a corporation that reported last year's net income of $10.66 per share if the company's stock sells for $28.59 per share.
A. 4 B. 3 C. 1 D. 30
Solve the problem.An experimental model for a suspension bridge is built in the shape of a parabolic arch. In one section, cable runs from the top of one tower down to the roadway, just touching it there, and up again to the top of a second tower. The towers are both 6.25 inches tall and stand 50 inches apart. At some point along the road from the lowest point of the cable, the cable is 1 inches above the roadway. Find the distance between that point and the base of the nearest tower.
A. 10.2 in. B. 15 in. C. 15.2 in. D. 9.8 in.
Provide an appropriate response.Explain the error in the following: 
= 
- 
= x - 6.
What will be an ideal response?