Evaluate
20
Factor
5\times 2^{2}
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\sqrt{2.5}\times 2\sqrt{10}\sqrt[3]{8}
Factor 40=2^{2}\times 10. Rewrite the square root of the product \sqrt{2^{2}\times 10} as the product of square roots \sqrt{2^{2}}\sqrt{10}. Take the square root of 2^{2}.
\sqrt{2.5}\times 2\sqrt{10}\times 2
Calculate \sqrt[3]{8} and get 2.
\sqrt{2.5}\times 4\sqrt{10}
Multiply 2 and 2 to get 4.
\sqrt{25}\times 4
To multiply \sqrt{2.5} and \sqrt{10}, multiply the numbers under the square root.
5\times 4
Calculate the square root of 25 and get 5.
20
Multiply 5 and 4 to get 20.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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