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The domain of f(x)=5x^2+2x-1 f(x) = 5x ^(2) + 2x - 1
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The domain of f(x)=5x^2+2x-1

f(x) = 5x ^(2) + 2x - 1

User Kenwarner
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It's a quadratic function, therefore the domain is all real numbers.


f(x)=5x^2+2x-1\to D:x\in\mathbb{R}

User Joakim Engstrom
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