I only have two questions from my homework that I don't have done, and I need a bit of help, please end thank you!

This is about circle theorems. someone asap : (

Given the quadratic function f(x)=3x^2-24x+49 a. use “completing the squares” to convert the quadratic function into vertex form b. state the vertex c. find the x and y intercepts d. graph the function

92ft long and 48 wide resurface 2.75$