Differenciate a tangent from a secant.​

If f(x)= 3x+6 which of the following is the inverse of f(x)

Marquise has 200 meters of fencing to build a rectangular garden. the garden's area (in square meters) as a function of the garden's width w w (in meters) is modeled by: a ( w ) = − w 2 + 1 0 0 w a(w)=−w 2 +100w what side width will produce the maximum garden area? meters

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?