Question

rationalize the denominator
2upon √7-√5
​

Answer 1

Step-by-step explanation:

hope it helps ...........

Answer 2

${\bold{→}}$ ${\boxed{\sf{\frac{2}{\sqrt{7}-\sqrt{5}}}}}$

= ${\boxed{\sf{\frac{2}{\sqrt{7}-\sqrt{5}}×\frac{\sqrt{7}+\sqrt{5}}{\sqrt{7}+\sqrt{5}}}}}$

= ${\boxed{\sf{\frac{2(\sqrt{7}+\sqrt{5})}{(\sqrt{7})²-(\sqrt{5})²}}}}$

= ${\boxed{\sf{\frac{2(\sqrt{7}+\sqrt{5})}{2}}}}$

= ${\boxed{\red{\sf{\sqrt{7}+\sqrt{5}}}}}$

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