what is (9+8/7+6+89+65698-7875+77-88)*99999 9 you will give you 100 and brainlist if it is also incorrect​

Which of the following expressions is equal to 2x^2+8

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

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