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\(( )\)
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Parentheses (grouping symbols)
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\([ ]\)
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Brackets (grouping symbols)
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\(\{ \}\)
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Braces (grouping symbols)
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\(=\)
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equal
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\(\not = \)
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not equal to
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\(\approx\)
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approximately equal to
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\(>\)
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greater than
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\(<\)
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less than
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\(≥\)
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greater than or equal to
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\(≤\)
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less than or equal to
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\(x\)
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variable or constant
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\(-x\)
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negative of \(x\) (opposite of \(x\))
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\(|x|\)
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absolute value of \(x\)
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\(\dfrac{1}{x}\)
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reciprocal of \(x\)
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\((a, b)\)
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ordered pair with component \(a\) and second component \(b\)
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\(\pi\)
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the irrational number pi, often approximated by \(3.14\)
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\(\sqrt{a}\)
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the principal square root of \(a\)
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\(-\sqrt{a}\)
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the secondary square root of \(a\)
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