Simplify, if possible.
A. 
B. 
C. 
D. x + 4y
Answer: C
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Solve the problem.The size of a population p as a function of time t is given by 
. Solve for p as a function of t if the initial population is 10,000.
A. p = -750t + 47,500e0.02t B. p = -750t - 37,500 + 47,500e0.02t C. p = -750t - 37,500 + 47,500e-0.02t D. p = - 37,500 + 47,500e-0.02t
Find the domain and range of the inverse of the given function.f(x) = 3.9 - 2.25x
A. Domain: all real numbers; range: [3.9, ?) B. Domain and range: all real numbers C. Domain: all real numbers; range: (?, 3.9] D. Domain: [3.9, ?); range: all real numbers
Use absolute value notation to describe the situation. The elevation at the bottom of a mountain is 451 feet above sea level. The elevation at the top of the mountain is 3236 feet above sea level. What is the height of the mountain?
a. l417l - l2187l b. l417 + 2187l c. l417l + l2187l d. l417 - l2187l e. l2187l + l417l
Solve.The area of the playing surface of the tennis court shown is 
square feet. If its width is 
feet, find its length.
A. (-24x + 3) feet B. (6x + 3) feet C. (36x2 + 138x + 24) feet D. (6x - 3) feet