Choose the best coordinate system and find the volume of the solid region bounded by the cylinder requals6​, for 0less than or equalszless than or equalsxplusy. The surface is specified using the coordinates that give the simplest​ description, but the simplest integration may be with respect to different variables. Which coordinate system would be best for finding the specified​ volume?

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25? , b) el tiempo que el balón permanece en el aire.

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island