Solve the compound inequality. Write the solution set using interval notation and graph it.-7x + 1 ? 15 or 3x + 3 ? -9
A. [-4, -2]
B. [-2, ?)
C. (-?, ?)
D. [-4, ?)
Answer: C
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Find the area enclosed by the given curves.Find the area of the region in the first quadrant bounded on the left by the line y = 
and on the right by the curves y = tan 2 x and y = cot 2 x. (Round to four decimal places.)
A. 4.3094
B. 0.3094
C.
| 0.5858 |
D. 0.4126
Solve the system by substitution. If the system is inconsistent or dependent, say so.2x + 3y = -2 2x = -8
A. (-4, -2) B. (-2, 0) C. (-4, 2) D. (2, -4)
Translate to an equation and solve.What percent of 75,544 is 43,815.52?
A. 0.58% B. 58% C. 1.7% D. 0.017%
Determine whether the function is invertible. If it is, find the inverse.{(16, 19), (12, -3), (17, -9)}
A. {(19, 16), (-3, 12), (-9, 17)} B. {(19, 16), (17, 12), (-9, -3)} C. {(16, -3), (16, 12), (-9, 17)} D. Not invertible