Rewrite the rational expression as an equivalent rational expression with the given denominator.
= 
A.
B.
C.
D.
Answer: C
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List the intercepts and type(s) of symmetry, if any.4x2 + y2 = 4
A. intercepts: (1, 0), (-1, 0), (0, 2), (0, -2) symmetric with respect to x-axis and y-axis B. intercepts: (2, 0), (-2, 0), (0, 1), (0, -1) symmetric with respect to the origin C. intercepts: (2, 0), (-2, 0), (0, 1), (0, -1) symmetric with respect to x-axis and y-axis D. intercepts: (1, 0), (-1, 0), (0, 2), (0, -2) symmetric with respect to x-axis, y-axis, and origin
Find the function value.Find f(3) when f(x) = x2 + 3x - 2.
A. 20 B. 2 C. -2 D. 16
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x - 1| < 0
A. (-1, ?)
B. (-1, 1)
C. (-?, 1)
D. ?
Solve the problem.Suppose is a mathematical model for actual time as a function of estimated time, where y represents actual time and x represents estimated time and m and b are constants. If
and
find y when x is 60 min.
A. 157.3 min B. 63.38 min C. 56.62 min D. 154.7 min