Need this answer in an hour
let f(x)=4x^2−5

a new quadratic function g(x) is the function f(x) stretched vertically by a factor of 2.

what is the equation of this new function g(x)?

question 5 options:

g(x)=4x^2−3

g(x)=8x^2−10

g(x)=4(x+2)^2−5

g(x)=8x^2−5