Evaluate
-\frac{3a^{2}}{a+2}
Expand
-\frac{3a^{2}}{a+2}
Quiz
Polynomial
5 problems similar to:
\frac{ 63 { a }^{ 3 } -126 { a }^{ 3 } }{ 21 { a }^{ 2 } +42a }
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\frac{-63a^{3}}{21a^{2}+42a}
Combine 63a^{3} and -126a^{3} to get -63a^{3}.
\frac{-63a^{3}}{21a\left(a+2\right)}
Factor the expressions that are not already factored.
\frac{-3a^{2}}{a+2}
Cancel out 21a in both numerator and denominator.
\frac{-63a^{3}}{21a^{2}+42a}
Combine 63a^{3} and -126a^{3} to get -63a^{3}.
\frac{-63a^{3}}{21a\left(a+2\right)}
Factor the expressions that are not already factored.
\frac{-3a^{2}}{a+2}
Cancel out 21a in both numerator and denominator.
Examples
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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