Staar Quadratic Functions

y = x² - 4x + 5

• down and down

• down and up

• up and down

• up and up

Which answer choice describes  y = -3x² +7x - 2 accurately?

• opens up with a maximum

• opens up with a minimum

• opens down with a maximum

• opens down with a minimum 

• 1

• 3

• 2

• 5

• 4

Quadratic functions \(q\) and \(w\) are graphed on the same coordinate grid. The vertex of the graph of \(q\) is 18 units below the vertex of the graph of \(w\). Which pair of functions could have been used to create the graphs of \(q\) and \(w\)?