Evaluate
-17
Factor
-17
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\frac{30}{-10}+\left(\frac{-8}{2}-3\right)\times 2
Subtract 14 from 4 to get -10.
-3+\left(\frac{-8}{2}-3\right)\times 2
Divide 30 by -10 to get -3.
-3+\left(-4-3\right)\times 2
Divide -8 by 2 to get -4.
-3-7\times 2
Subtract 3 from -4 to get -7.
-3-14
Multiply -7 and 2 to get -14.
-17
Subtract 14 from -3 to get -17.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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\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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