Evaluate
2\left(a-2b\right)\left(7a-2b\right)
Expand
14a^{2}-32ab+8b^{2}
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14a^{2}-4ab-28ba+8b^{2}
Apply the distributive property by multiplying each term of 2a-4b by each term of 7a-2b.
14a^{2}-32ab+8b^{2}
Combine -4ab and -28ba to get -32ab.
14a^{2}-4ab-28ba+8b^{2}
Apply the distributive property by multiplying each term of 2a-4b by each term of 7a-2b.
14a^{2}-32ab+8b^{2}
Combine -4ab and -28ba to get -32ab.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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