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Mathematics, 17.09.2019 04:30 jsmn7438

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

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