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10 cards from this deck
Curve is above the xxx-axis
Endpoint is included (like leqleqleq or geqgeqgeq)
Endpoint not included (like <<< or >>>)
∞\infty∞ is not a number, can't be included
Union; combines intervals (corresponds to 'or')
Only at zeroes or discontinuities
Value where f(x)=0f(x) = 0f(x)=0 (curve crosses/touches xxx-axis)
No; curve touches but doesn't cross xxx-axis
Numerator for zeroes, denominator for discontinuities
One; sign is constant between critical points
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