Evaluate
\frac{643}{3}\approx 214.333333333
Factor
\frac{643}{3} = 214\frac{1}{3} = 214.33333333333334
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\frac{645}{3}-\frac{2}{3}
Convert 215 to fraction \frac{645}{3}.
\frac{645-2}{3}
Since \frac{645}{3} and \frac{2}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{643}{3}
Subtract 2 from 645 to get 643.
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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