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(﹣1,2) (1,2) (2,﹣1) (2,1)
y=2(x + 2)2-2 y=2(x-2)2 + 2 y=2(x-2)2-2 y=2(x + 2)2 + 2
(﹣2,3) (﹣1,4) (1,4) (4,3)
y=3(x+1)2+2 y=3(x+1)2﹣2 y=3(x﹣1)2+2 y=3(x﹣1)2﹣2
y=3(x + 1)2+2 y=3(x-1)2 + 2 y=3(x-1)2-2 y=3(x + 1)2 -2
y=3(x﹣3)2+3 y=3(x﹣3)2﹣3 y=3(x+3)2+3 y=3(x+3)2﹣3
y=2(x﹣2)2+2 y=2(x+2)2﹣2 y=2(x﹣2)2﹣2 y=2(x+2)2+2
y=(x+2)2+2 y=(x-2)2-2 y=(x-2)2+2 y=(x+2)2-2