Solve the problem.A projectile is fired from a cliff 300 feet above the water at an inclination of 45° to the horizontal, with a muzzle velocity of 300 feet per second. The height h of the projectile above the water is given by 
where x is the horizontal distance of the projectile from the base of the cliff. How far from the base of the cliff is the height of the projectile a maximum?
A. 703.13 ft
B. 1003.13 ft
C. 2409.38 ft
D. 1406.25 ft
Answer: D
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A. 
B. 
C. 
D. 
A foreign car has a gas tank that holds 45 liters of gasoline. Assuming the tank is empty and gas is selling for $1.23 a gallon, how much will it cost to fill this tank with gasoline? (Remember:There are four quarts in a gallon and 1.057 quarts in a liter.)
What will be an ideal response?
Graph.y ? 
A. 
B. 
C. 
D. 
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A. Inconsistent B. Dependent C. Independent