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\( a^{b}\)

\( a_{b}^{c}\)

\({a_{b}}^{c}\)

\(a_{b}\)

\(\sqrt{a}\)

\(\sqrt[b]{a}\)

\(\frac{a}{b}\)

\(\cfrac{a}{b}\)

\(+\)

\(-\)

\(\times\)

\(\div\)

\(\pm\)

\(\cdot\)

\(\amalg\)

\(\ast\)

\(\barwedge\)

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\(\bigoplus\)

\(\bigotimes\)

\(\bigsqcup\)

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\(\bigtriangleup\)

\(\blacklozenge\)

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\(\lozenge\)

\(\mp\)

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\(\approx \)

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\(\dashv \)

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\(= \)

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\(\frown \)

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\(| \)

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\(\ll \)

\(\lt \)

\(\models \)

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\(\sqsubseteq \)

\(\sqsupset \)

\(\sqsupseteq \)

\(\subset \)

\(\subseteq \)

\(\subseteqq \)

\(\supset \)

\(\supseteq \)

\(\supseteqq \)

\(\emptyset\)

\(\mathbb{N}\)

\(\mathbb{Z}\)

\(\mathbb{Q}\)

\(\mathbb{R}\)

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\(\alpha\)

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\(\Xi\)

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\(\Sigma\)

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\(\Omega\)

\((a)\)

\([a]\)

\(\lbrace{a}\rbrace\)

\(\frac{a+b}{c+d}\)

\(\vec{a}\)

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\({a \brack b}\)

\({a \brace b}\)

\(\sin\)

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\(\sec\)

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\(\bigcup_{b}^{} a\)

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\(\coprod_{b}^{} a\)

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\(\prod_{b}^{} a\)

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\(\underset{a \to b}\lim\)

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\(\iint {a}\)

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\(\int_{a}^{b}{c}\)

\(\iint_{a}^{b}{c}\)

\(\iiint_{a}^{b}{c}\)

\(\oint{a}\)

\(\oint_{b}^{} a\)

Obtain the sum and product of the given first,

Subtract x^2 from the sum and add X to the product.

X^2-(11/2)X-2(21/2)=0

2(X^2)-2(11/2)X-2(21/2)=0

2X^2-11X-21=0