65 points! Please help!

1.) The quadratic function g(x) is the function f(x) stretched vertically by a factor of 5. Let f(x)=4x^2+3. Enter the equation g(x) in the box.

2.) the quadratic function g(x) is the function f(x) translated up 3 units. Let f(x)=2x^2+1. What is the equation g(x)?

3.) the quadratic function g(x) is the function f(x) translated left 7 units. Let f(x)= 2x^2-3. What is the equation g(x)?