Evaluate
278
Factor
2\times 139
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180+100+38-40
Add 85 and 95 to get 180.
280+38-40
Add 180 and 100 to get 280.
318-40
Add 280 and 38 to get 318.
278
Subtract 40 from 318 to get 278.
Examples
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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
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Limits
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