Evaluate
-43
Factor
-43
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1-25\times 2-2\left(-3\right)
Multiply 5 and -5 to get -25.
1-50-2\left(-3\right)
Multiply -25 and 2 to get -50.
-49-2\left(-3\right)
Subtract 50 from 1 to get -49.
-49-\left(-6\right)
Multiply 2 and -3 to get -6.
-49+6
The opposite of -6 is 6.
-43
Add -49 and 6 to get -43.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
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
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