Question

If g(x) = x^2 - 10x + 20, which function has a lower minimum value?

Answer 1

the answer would be -5

Answer 2

b) g: on usatestprep

Explanation:

g has a lower minimum. Rearranged into vertex form the equation for g becomes g(x) = (x-5)2 - 5, which means that its vertex is (5, -5).