Evaluate
30\sqrt{5}-10\approx 57.082039325
Factor
10 {(3 \sqrt{5} - 1)} = 57.082039325
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10\times 3\sqrt{5}-10
Factor 45=3^{2}\times 5. Rewrite the square root of the product \sqrt{3^{2}\times 5} as the product of square roots \sqrt{3^{2}}\sqrt{5}. Take the square root of 3^{2}.
30\sqrt{5}-10
Multiply 10 and 3 to get 30.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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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