Evaluate
-\frac{3}{4}=-0.75
Factor
-\frac{3}{4} = -0.75
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\frac{9}{-4-6-2}
Multiply 2 and -2 to get -4. Multiply 3 and -2 to get -6.
\frac{9}{-10-2}
Subtract 6 from -4 to get -10.
\frac{9}{-12}
Subtract 2 from -10 to get -12.
-\frac{3}{4}
Reduce the fraction \frac{9}{-12} to lowest terms by extracting and canceling out 3.
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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}