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7.
Which of the following describes the parabola with the equation y = x2 + 2x + 1?


A.The axis of symmetry is x = 1 and the vertex is (1,4).
s

B.The axis of symmetry is x = 1 and the vertex is (1, 2).
rabolas
C.The axis of symmetry is x = 0 and the vertex is (0, 1).
as
D.The axis of symmetry is x = -1 and the vertex is (-1,0).
arabolas

Sagot :

Choccocakeeidn
The answer is option d via completing the square

y= x^2+2x+1

y= (x+1)^2+1

so it will have an aos of -1 and a vertex of (-1,0)

it will have an aos of -1 and a vertex of (-1,0)

Step-by-step explanation:

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