Evaluate
21\left(q+2\right)q^{2}
Expand
21q^{3}+42q^{2}
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\left(21q+42\right)q^{2}
Use the distributive property to multiply 3q+6 by 7.
21q^{3}+42q^{2}
Use the distributive property to multiply 21q+42 by q^{2}.
\left(21q+42\right)q^{2}
Use the distributive property to multiply 3q+6 by 7.
21q^{3}+42q^{2}
Use the distributive property to multiply 21q+42 by q^{2}.
Examples
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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