Evaluate
\left(2j-3\right)\left(4j-7\right)
Expand
8j^{2}-26j+21
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-12j+21+8j^{2}-14j
Apply the distributive property by multiplying each term of -3+2j by each term of 4j-7.
-26j+21+8j^{2}
Combine -12j and -14j to get -26j.
-12j+21+8j^{2}-14j
Apply the distributive property by multiplying each term of -3+2j by each term of 4j-7.
-26j+21+8j^{2}
Combine -12j and -14j to get -26j.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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