Evaluate
\frac{33}{8}=4.125
Factor
\frac{3 \cdot 11}{2 ^ {3}} = 4\frac{1}{8} = 4.125
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\frac{10+1}{10}\times \frac{3\times 4+3}{4}
Multiply 1 and 10 to get 10.
\frac{11}{10}\times \frac{3\times 4+3}{4}
Add 10 and 1 to get 11.
\frac{11}{10}\times \frac{12+3}{4}
Multiply 3 and 4 to get 12.
\frac{11}{10}\times \frac{15}{4}
Add 12 and 3 to get 15.
\frac{11\times 15}{10\times 4}
Multiply \frac{11}{10} times \frac{15}{4} by multiplying numerator times numerator and denominator times denominator.
\frac{165}{40}
Do the multiplications in the fraction \frac{11\times 15}{10\times 4}.
\frac{33}{8}
Reduce the fraction \frac{165}{40} to lowest terms by extracting and canceling out 5.
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}