The function f is one-to-one. Find its inverse.f(x) = 
A. f-1(x) =
B. f-1(x) = (x - 1)2
C. f-1(x) = x2 + 1, x ? 0
D. f-1(x) = x2 - 1, x ? 0
Answer: C
Mathematics
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Simplify.
A.
B.
C.
D. 1
Mathematics
Rationalize the denominator.
A. 11 - 2
B. 2 - 11
C. -11 - 2
D. 11 + 2
Mathematics
Identify the equation as a parabola, circle, ellipse, or hyperbola.6x2 = 25 - 6y2
A. Parabola B. Ellipse C. Hyperbola D. Circle
Mathematics
Graph the inequality on a number line. Then write the solution in interval notation.x > 0
A. [0, ?)
B. (-?, 0)
C. (0, ?)
D. (-?, 0]
Mathematics