Question

semplify the expression (√5-√2) (√5+√2)

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Answer 1

Step-by-step explanation:

$( \sqrt{5} - \sqrt{2} )( \sqrt{5} + \sqrt{2} )$

$= {( \sqrt{5} )}^{2} - {( \sqrt{2} )}^{2}$

$= 5 - 2$

$= 3$

Answer 2

Step-by-step explanation:

Refer to the attachment.....

Hope it helps you.....