the qaudratic function f (x)= -x2 + 8x - 2 has a turning point whose x coordinate is 4. whuch of the following represents the range of this function

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.

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

How do i multiply two digit numbers