An upright cylinderical tank with radius 7 m is being filled with water at a rate of 2 m^3/min. how fast is the height of the water increasing? (round the answer to four decimal places. )

Which is an equation for the nth terms of the sequence 12,15,18,21

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

What is the value of the discrimination for the quadratic equation 0=×2+2+×2