Solve the inequality and graph the solution on the real number line.
?

?
A.
B.
C.
D.
E.
Answer: A
Mathematics
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Rationalize the numerator of the fraction.
A.
B.
C.
D.
Mathematics
Translate to a proportion and solve. When necessary, round to the nearest hundredth.60 is what percent of 48?
A. 130% B. 80% C. 125% D. 1.25%
Mathematics
Solve the problem.The time needed to repair a machine follows an exponential distribution with mean 33 minutes. What is the probability that the next repair of this machine will take 8 minutes or less?
A. 0.1615 B. 0.1722 C. 0.2583 D. 0.2153
Mathematics
Let S be the cube with vertices (±1,±1,±1). Approximate by using a Riemann sum as in Definition 1, taking the patches
to be the squares that are the faces of the cube and the points
to be the centers of the squares.
What will be an ideal response?
Mathematics