If the total surface area of a right circular cylinder is 
square meters and a radius of the base is 3 meters long, find the height of the cylinder.
?
A.
meters
B.
meters
C.
meters
D.
8 meters
E.
none of these
Answer: D
Mathematics
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The length L, in centimeters, of a certain type of fish is a function of the age t in years. The relationship is
?
.
At what age will the fish be 52 centimeters long?
?
A. 38 years B. 52 years C. 54 years D. 51 years
Mathematics
Provide an appropriate response.The exact area of the region bounded by the graphs of y = x2 + x + 1, x = -2, x = 1, and the x-axis is
A. 
sq units.
B. 
sq units.
C. 
sq units.
D. 
sq units.
E. 
sq units.
Mathematics
Determine the order of the matrix.[9]
A. 1 B. 0 × 0 C. 0 D. 1 × 1
Mathematics
Solve the system by the addition method.x2 - y2 = 21x2 + y2 = 47
A. {(
, 
), (-
, 
)}
B. {(
, 
), (-
, -
)}
C. {(0, 0)}
D. {(
, 
), (-
, 
), (
, -
), (-
, -
)}
Mathematics