8.- Observa la siguiente operación y determina la respuesta correcta. [(-
35+14-63) ÷(-7)] ×(-3)​

Math each whole number with a rational, exponential expression

If value of cos330° is √3/2 then find tan165°.

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min