Evaluate
-\frac{2}{21}\approx -0.095238095
Factor
-\frac{2}{21} = -0.09523809523809523
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\frac{-2}{|-3\times 7|}
Multiply -2 and 1 to get -2.
\frac{-2}{|-21|}
Multiply -3 and 7 to get -21.
\frac{-2}{21}
The absolute value of a real number a is a when a\geq 0, or -a when a<0. The absolute value of -21 is 21.
-\frac{2}{21}
Fraction \frac{-2}{21} can be rewritten as -\frac{2}{21} by extracting the negative sign.
Examples
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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