Evaluate
\frac{3211}{8}=401.375
Factor
\frac{13 ^ {2} \cdot 19}{2 ^ {3}} = 401\frac{3}{8} = 401.375
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\frac{600+1550+2560+3300+2380+21000+720}{80}
Multiply 4 and 150 to get 600. Multiply 10 and 155 to get 1550. Multiply 16 and 160 to get 2560. Multiply 20 and 165 to get 3300. Multiply 14 and 170 to get 2380. Multiply 12 and 1750 to get 21000. Multiply 4 and 180 to get 720.
\frac{2150+2560+3300+2380+21000+720}{80}
Add 600 and 1550 to get 2150.
\frac{4710+3300+2380+21000+720}{80}
Add 2150 and 2560 to get 4710.
\frac{8010+2380+21000+720}{80}
Add 4710 and 3300 to get 8010.
\frac{10390+21000+720}{80}
Add 8010 and 2380 to get 10390.
\frac{31390+720}{80}
Add 10390 and 21000 to get 31390.
\frac{32110}{80}
Add 31390 and 720 to get 32110.
\frac{3211}{8}
Reduce the fraction \frac{32110}{80} to lowest terms by extracting and canceling out 10.
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y = 3x + 4
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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 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}