Rationalize the denominator. Assume all variables have nonzero values.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the unknown length in the right triangle. If necessary, round to the nearest tenth.
A. 11 yd B. 15 yd C. 12 yd D. 14 yd
Mathematics
Graph the polynomial function. f(x) = x4 - 4x2
A. 
B. 
C. 
D. 
Mathematics
Use the given graph of y = ax + b to solve the inequality. Write the solution set in interval notation.5x - 7.7 > 0
y = 5x - 7.7
A. (-?, 1.5] B. (1.5, ?) C. [1.5, ?) D. (-?, 1.5)
Mathematics
Identify the vertex of the parabola.P(x) = x2 - 18x + 85
A. (0, 9) B. (9, 4) C. (4, 9) D. (4, 0)
Mathematics