\left. \begin{array} { r } { 3 - 8 = 0 } \\ { 4 + 1 = 5 } \end{array} \right.
Verify
false
Quiz
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\left. \begin{array} { r } { 3 - 8 = 0 } \\ { 4 + 1 = 5 } \end{array} \right.
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-5=0\text{ and }4+1=5
Subtract 8 from 3 to get -5.
\text{false}\text{ and }4+1=5
Compare -5 and 0.
\text{false}\text{ and }5=5
Add 4 and 1 to get 5.
\text{false}\text{ and }\text{true}
Compare 5 and 5.
\text{false}
The conjunction of \text{false} and \text{true} is \text{false}.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}