Evaluate
-105
Factor
-105
Quiz
Arithmetic
5 problems similar to:
2 ( \sqrt { 2 } ) ^ { 2 } - 112 - \sqrt { 2 } + 3 + \sqrt { 2 }
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2\times 2-112-\sqrt{2}+3+\sqrt{2}
The square of \sqrt{2} is 2.
4-112-\sqrt{2}+3+\sqrt{2}
Multiply 2 and 2 to get 4.
-108-\sqrt{2}+3+\sqrt{2}
Subtract 112 from 4 to get -108.
-105-\sqrt{2}+\sqrt{2}
Add -108 and 3 to get -105.
-105
Combine -\sqrt{2} and \sqrt{2} to get 0.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}