Evaluate
-\sqrt{7}\left(\sqrt{5}-3\right)\approx 2.02117415
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\left(-\sqrt{7}\right)\sqrt{5}-3\left(-\sqrt{7}\right)
Use the distributive property to multiply -\sqrt{7} by \sqrt{5}-3.
\left(-\sqrt{7}\right)\sqrt{5}+3\sqrt{7}
Multiply -3 and -1 to get 3.
-\sqrt{35}+3\sqrt{7}
To multiply \sqrt{7} and \sqrt{5}, multiply the numbers under the square root.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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