Graph.y2 - x2 = 
A. 
B. 
C. 
D. 
Answer: C
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Select the smaller of the two given numbers.-19, -14
A. -14 B. -19
Set up the general equation from the given statement.The illumination I produced on a surface by a source of light varies directly as the candlepower c of the source and inversely as the square of the distance d between the source and the surface.
A. I = 
B. I = 
C. I = 
D. I = 
Determine if the statements are equivalent using a truth table.(p ? q) ? r, p ? (q ? r)
A. Not equivalent B. Equivalent
Solve the problem.A ball is thrown downward with an initial velocity of 42 meters per second from a cliff that is 
high. The height of the ball is given by the quadratic equation 
where h is in meters and t is the time in seconds since the ball was thrown. Find the time that the ball will be 
from the ground. Round your answer to the nearest tenth of a second.
A. 1.5 sec B. 1.3 sec C. 2.4 sec D. 1.4 sec