Find the exact circumference of the circle in terms of ?.
A. 4? km
B. 16.2? km
C. 8.1? km
D. 64.01? km
Answer: C
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A group of 45 parents and children plan to go to the zoo. For safety, there must be one parent for each 4 children. ? A: Using ?P for parents and ?C for children, write a system of two equations that describes the group traveling to the zoo. Round your answers to two decimal places, if necessary. ? B: How many parents and how many children make the trip?
What will be an ideal response?
Solve the application and answer with a complete sentence.The perimeter of a square is 56 inches. What is the length of each side of the square?
A. The length of each side is 14 inches. B. The length of each side is 42 inches. C. The length of each side is 7 inches. D. The length of each side is 28 inches.
Solve the equation by making an appropriate substitution.x2/3 + 3x1/3 - 4 = 0
A. {-1, 4} B. {-64, 1} C. {-4, 1} D. {-1, 64}
Find the domain and the range for the function.
A. D: 
, R: 
B. D: 
, R: 
C. D: All real numbers, R: 
D. D: 
, R: 