Evaluate
28
Factor
2^{2}\times 7
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\frac{8}{2}\times 7
Multiply \frac{1}{2} and 8 to get \frac{8}{2}.
4\times 7
Divide 8 by 2 to get 4.
28
Multiply 4 and 7 to get 28.
Examples
Quadratic equation
{ 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 ) }
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Limits
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