Solve the rational inequality. Write the solution set using interval notation; then graph the solution set on a number line.
? 3x
A. [4, 6]
B. [6, ?)
C. [0, 4] ? (6, ?)
D. (-?, 4] ? [6, ?)
Answer: C
Mathematics
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Solve the equation.
+ 4 = 12
A. {- 
, 
}
B. {
, - 
}
C. {
, - 
}
D. ?
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Differentiate.y = 
A. 
B. 
C. 
D. 
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?Which of the following numbers completes the pattern of the sequence: ?5, 7, 11, 17, ___ ?
A. ?25 B. ?23 C. ?17 D. ?19 E. ?None of the above.?
Mathematics
Write an algebraic equation and use it to solve the problem.Gary can hike on level ground 3 miles an hour faster than he can on uphill terrain. Yesterday, he hiked 36 miles, spending 2 hours on level ground and 5 hours on uphill terrain. Find his average speed on level ground.
A. 4
mph
B. 7
mph
C. 7
mph
D. 5
mph
Mathematics