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find the zeros, axis of symmetry and vertex for the following functions, using the specified methods to find the zeros.
a) [tex]x^2-6x+9=y[/tex] factoring
b) [tex]x^2+4x=12x+y[/tex] completing the square
c) [tex](x-2)^2-3=y[/tex] quadratic formula
Please include explanations

Respuesta :

Answer:

a) (x-3)(x-3)

b) x²-8x-y

c) x¹= 4.5, x²= -0.4

Step-by-step explanation:

a) x²-6x+9 = x-3 X x-3

b) x²+4x-12x-y = x²-8x-y

c) formula for quadratic formula is -b±√b²-4ac/2a

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