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\frac{2+1}{1-2}=\frac{3}{-1}
The opposite of -1 is 1.
\frac{3}{1-2}=\frac{3}{-1}
Add 2 and 1 to get 3.
\frac{3}{-1}=\frac{3}{-1}
Subtract 2 from 1 to get -1.
-3=\frac{3}{-1}
Fraction \frac{3}{-1} can be rewritten as -3 by extracting the negative sign.
-3=-3
Fraction \frac{3}{-1} can be rewritten as -3 by extracting the negative sign.
\text{true}
Compare -3 and -3.
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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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\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 ) }
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Limits
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