1a A snowball melts so that its surface area decreases at a

Last updated: 10/22/2023

1a A snowball melts so that its surface area decreases at a rate of 0 5 cm min Find the rate at which the radius decreases when the radius is 4 cm SA 4nr 1b A water tank filtration plant is built in the shape of an inverted cone with height 5 2 m and diameter 5 m at the top Water is being pumped into the tank at a rate of 3 3 1 2 m min find the rate at which the water level is rising when there is 8 m of water V h Find the equations of the tangent lines to the curve y x x 2 that pass through 1c the point 3 2 Include a sketch to illustrate your solution