Find the intervals on which the function is continuous.y = 
A. continuous on the interval [
, ?)
B. continuous on the interval [-
, 
]
C. continuous everywhere
D. continuous on the intervals (-?, -
] and [
, ?)
Answer: D
Mathematics
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Use the graph of a known basic function and vertical shifting to sketch the function.y = x3 + 3
A. 
B. 
C. 
D. 
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Find the unknown value.63 is 60% of what number?
A. 37.8 B. 105 C. 1050 D. 10.5
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Solve the problem.A rock falls from a tower that is 352 feet high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground 
Round your answer to the nearest tenth, if necessary.
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Decide if the system of equations in two variables is linear or nonlinear.
A. Nonlinear B. Linear
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