Provide an appropriate response.Explain why f(x) = 2x is an exponential function but f(x) = x2 is not.
What will be an ideal response?
2x is an exponential function because the variable is in the exponent. In f(x) = x2, the variable is not in the exponent; this is a polynomial function.
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Provide an appropriate response.Find the total force against the surface of a tank full of liquid of weight density 3 for a tank in the shape of a sphere of radius 3.
A. 108? B. 81? C. 324? D. 162?
Find the limit of the sequence or state that it diverges.
A. -1 B. 1 C. 0 D. diverges
Use the formula for 
to evaluate the expression.
A. 360 B. 30 C. 2 D. 24
One morning, John drove 12 hours before stopping to eat. After lunch, he increased his speed by 10 mph. If he completed a 440-mile trip in 14 hours of driving time, how fast did he drive in the morning? ?
A. 26 mph B. 30 mph C. 38 mph D. 23 mph E. 33 mph