Evaluate
2\left(3a-2b\right)\left(a+2b\right)
Expand
6a^{2}+8ab-8b^{2}
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6a^{2}+12ab-4ba-8b^{2}
Apply the distributive property by multiplying each term of 3a-2b by each term of 2a+4b.
6a^{2}+8ab-8b^{2}
Combine 12ab and -4ba to get 8ab.
6a^{2}+12ab-4ba-8b^{2}
Apply the distributive property by multiplying each term of 3a-2b by each term of 2a+4b.
6a^{2}+8ab-8b^{2}
Combine 12ab and -4ba to get 8ab.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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