Rationalize the denominator. Assume that all variables represent positive numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the largest open interval where the function is changing as requested.Decreasing f(x) = 
A. (-4, ?) B. (-?, -4) C. (-?, 4) D. (4, ?)
Mathematics
Graph the parabola, including its vertex, focus, and directrix.y2 = 8x
A. vertex: (0, 0); focus (2, 0); directrix x = -2
B. vertex: (0, 0); focus (2, 0); directrix x = -2
C. vertex: (0, 0); focus (1, 0); directrix x = -1
D. vertex: (0, 0); focus (1, 0); directrix x = -1
Mathematics
Find the domain of the function.f(x) = 
A. {x|x ? 5, 6} B. {x|x ? 4, -4} C. {x|x ? -5, -6} D. {x|x ? 0}
Mathematics
Solve the equation.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics