Dylan looked at the function f(x)=4(1/2)^x and said, “this function is always greater than 0, so 0 is the absolute minimum.” explain why dylan is incorrect.

Which of the following expressions are equivalent ?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?