Please guys, help with this
1/√16+1/4

What is the distance between point a and b

For a function f(x), a) if f(7) = 22 then f^-1(22) = b) f^-1(f(c)) =

Four equations are shown below. equation 1: y=2*equation 2: y=2x-5equation 3: y=x2 + 6equation 4: tdentify one linear equation and one nonlinear equation from the list. why each equation you identified is linear or nonlinear. nd one nonlinear equation from the list. state a reasonlinear equation