Evaluate
\frac{11}{16}=0.6875
Factor
\frac{11}{2 ^ {4}} = 0.6875
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\frac{8+3}{8}\times \frac{1}{2}
Multiply 1 and 8 to get 8.
\frac{11}{8}\times \frac{1}{2}
Add 8 and 3 to get 11.
\frac{11\times 1}{8\times 2}
Multiply \frac{11}{8} times \frac{1}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{11}{16}
Do the multiplications in the fraction \frac{11\times 1}{8\times 2}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}