Solve the rational inequality. Write the solution set using interval notation; then graph the solution set on a number line.
? 4x
A. [0, 5] ? [7, ?)
B. (-?, 5] ? [7, ?)
C. (-?, 0] ? [5, 7)
D. [7, ?)
Answer: C
Mathematics
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Find the derivative.s = t7 tan t - 
A. 
= 7t6 sec2 t - 
B. 
= t7 sec2 t + 7t6 tan t - 
C. 
= t7 sec t tan t + 7t6 tan t - 
D. 
= - t7 sec2 t + 7t6 tan t + 
Mathematics
Round the number to the place value indicated.31,5
9
A. 31,550 B. 31,560 C. 31,650 D. 31,540
Mathematics
Predict the general, or nth term, an, of the sequence.1 ? 4, 2 ? 5, 3 ? 6, 4 ? 7, 5 ? 8 . . .
A. n(n + 3) B. n(n + 4) C. n(n - 3) D. n + 3n
Mathematics
Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(-8, 2) and (-4, 2)
A. 1 B. 2 C. 10 D. 0
Mathematics