Evaluate
82
Factor
2\times 41
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10+8+16+16+32
Add 2 and 8 to get 10.
18+16+16+32
Add 10 and 8 to get 18.
34+16+32
Add 18 and 16 to get 34.
50+32
Add 34 and 16 to get 50.
82
Add 50 and 32 to get 82.
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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
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Limits
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