Evaluate
-30
Factor
-30
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\left(-\frac{1}{2}\right)^{2}-\frac{121}{4}
Subtract \frac{11}{2} from 5 to get -\frac{1}{2}.
\frac{1}{4}-\frac{121}{4}
Calculate -\frac{1}{2} to the power of 2 and get \frac{1}{4}.
-30
Subtract \frac{121}{4} from \frac{1}{4} to get -30.
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.
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\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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