3) Domain: All real numbers (-inf, inf)

Range: (-inf, 0) (y is less than zero)

Vertex (1,0)

maximum

x-intercepts - yes at x = 1

y intercept at y = -1

axis of symmetry at x = 1

4) Domain: all real numbers (-inf, inf)

Range: [1, infinity) (y is greater than 1)

Vertex (-1,1)

Min

No x-intercepts

y intercept at y = 2

axis of symmetry at x = -1

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