Graph.y2 - x2  = 

A.

B.

C.

D.


Answer: C

Mathematics

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Select the smaller of the two given numbers.-19, -14

A. -14 B. -19

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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 = 

Mathematics

Determine if the statements are equivalent using a truth table.(p ? q) ? r, p ? (q ? r)

A. Not equivalent B. Equivalent

Mathematics

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

Mathematics