Evaluate
-92.7
Factor
-92.7
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5.5-114+15-7+7.8
Add 3 and 2.5 to get 5.5.
-108.5+15-7+7.8
Subtract 114 from 5.5 to get -108.5.
-93.5-7+7.8
Add -108.5 and 15 to get -93.5.
-100.5+7.8
Subtract 7 from -93.5 to get -100.5.
-92.7
Add -100.5 and 7.8 to get -92.7.
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
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 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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