Two boxes are stacked one on top of the other. One box is 3 feet 10 inches tall, and the other is 3 feet 8 inches tall. How high is the stack? Write your answer in feet and inches. Use a number less than 12 for inches.

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

The tile along the edge of a triangular community pool needs to be replaced? ?

What is the solution to the equation e3x=12? round your answer to the nearest hundredth