Question

Find the vertex of the graph of the function. f(x) = (x + 4)^2 + 4

Answer 1

Shortcut without real graphing:

For g(x) = x^2 + 4, the vertex will be (0,4)

Then the new f(x) = g(x+4), which means it shifts the g(x) 4 units to the left

So the vertex will be (-4,4)