Rationalize the denominator.
A. 
B. 
C. 
D. 
Answer: C
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Clear fractions and solve.
- 
= 0
A. 1 B. 19 C. -19 D. -1
The given figure shows two similar triangles. Find the length of the side labeled "x".
A. 12 inches B. 18 inches C. 14 inches D. 6 inches
Decide whether to write <, >, or = between the pair of numbers.0.5632 
0.576
A. > B. < C. =
In the table, Y1 is defined as a quadratic function. Use the table to do the following: a. Determine the coordinates of the vertex of the graph. b. Determine whether the vertex is a minimum point or a maximum point. c. Find the minimum or maximum value of the function. d. Determine the range of the function.
A. a. (1.5, 5); b. minimum; c. 1.5; d. [1.5, ?) B. a. (1.5, 5); b. maximum; c. 5; d. (-?, 5] C. a. (1.5, 5); b. maximum; c. 1.5; d. (-?, 1.5] D. a. (1.5, 5); b. minimum; c. 5; d. [5, ?)