Use a proportion to solve the problem.The ratio of the lengths of strings that play the notes D and A is 3 to 2. If a string 45 centimeters long plays a D, what is the length of the string that plays an A?
A. 30 centimeters
B. 48 centimeters
C. 67.5 centimeters
D. 47 centimeters
Answer: A
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Simplify the power of i.i61
A. 1 B. i C. -1 D. -i
314.16 cubic millimeters of material was removed by drilling the blind hole shown in the illustration. Find the depth of the hole.
(The volume of a cylinder is given by 
).
?
?
?
Please enter your answer as a number without the units. Round the answer to the nearest integer.
Fill in the blank(s) with the appropriate word(s).
Graph the function. Let f(x) = 
represent the floor function and let g(x) = 
represent the ceiling function.f(x) = 
- 1
A. 
B. 
C. 
D. 
Solve the problem.The length of each side of a square is multiplied by two and decreased by three. The area of the square is 9. Find the length of each side.
A. ? B. 0 C. - 3, 3 D. 3