If the point (-1,2) lies on the graph of y=f(x), then a point on the graph of y=-2f(x)+5

This is about circle theorems. someone asap : (

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4