Find the intersection.{a, e, i, o, u} ? {z, p, g, r, k}
A. ?
B. {r}
C. {0}
D. {g}
Answer: A
Mathematics
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Graph the system of inequalities, and find the coordinates of the vertices.y ? 4 - 2xx ? 1
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality. Express your answer using interval notation.17 ? 4x + 1 ? 21
A. (-5, -4)
B. [-5, -4]
C. [4, 5]
D. (4, 5)
Mathematics
Solve the equation in the interval [0, 2?). sin x = cos 2x
 figure 1.png)
Mathematics
Solve the problem. Round your answer to the nearest tenth, if necessary.A man rode a bicycle for 12 mi and then hiked an additional 8 mi. The total time for the trip was 5 hr. If his rate when he was riding a bicycle was 10 mph faster than his rate walking, what was each rate?
A. Bike: 11.5 mph; hike: 1.5 mph B. Bike: 13 mph; hike: 3 mph C. Bike: 12 mph; hike: 2 mph D. Bike: 14.5 mph; hike: 4.5 mph
Mathematics