Question

Given: f(x) = 2(x + 1)2 - 5

1)what direction does the graph open
2)maximum or minimum
3)name the domain and range
4) write the equation in standard form​
I already graph it
vertex is 2,5

Answer 1

1. upwards
2. minimum -5
3. domain : xER range: y > -5
4) 2x^2 + 4x - 3