Solve for x
x = -\frac{7}{2} = -3\frac{1}{2} = -3.5
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x≔-\frac{7}{2}
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x=\frac{-\frac{35}{2}}{5}
Fraction \frac{-35}{2} can be rewritten as -\frac{35}{2} by extracting the negative sign.
x=\frac{-35}{2\times 5}
Express \frac{-\frac{35}{2}}{5} as a single fraction.
x=\frac{-35}{10}
Multiply 2 and 5 to get 10.
x=-\frac{7}{2}
Reduce the fraction \frac{-35}{10} to lowest terms by extracting and canceling out 5.
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{ x } ^ { 2 } - 4 x - 5 = 0
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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]
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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