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Mathematics, 11.10.2019 22:30 bludov141ox1ocr

The graph of which function has an axis of symmetry at x = -1/4
a. f(x)=2x^2+x-1
b. f(x)=2x^2-x+1
c. f(x)=x^2+2x-1
d. f(x)=x^2-2x+1

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The graph of which function has an axis of symmetry at x = -1/4
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b. f(x)...
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