$$\left(49,9\right)$$  

$$\left(9,49\right)$$  

$$\left(3,23\right)$$  

$$\left(23,3\right)$$  

$$\left(1,-16\right)$$  

$$\left(1,16\right)$$  

$$\left(-16,1\right)$$  

$$\left(-16,-1\right)$$  

vertex: $$\left(1,-4\right)$$  

x-intercepts: $$-1,\ 3$$  

y-intercept: $$-3$$  

vertex: $$\left(1,4\right)$$  

x-intercepts: $$1,\ 3$$  

y-intercept: $$-3$$  

vertex: $$\left(-1,-4\right)$$  

x-intercepts: $$-1,\ 3$$  

y-intercept: $$3$$