Question

simplify (√5-√2) (√5+√2)​

Answer 1

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

$\red{ \boxed{ \sf{( a+b )( a- b) = {a}^{2} - {b}^{2} }}}$

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

$5 - 2$

$3$

$\sf\orange{please \: mark \: as \: brainliest............}$

Answer 2

Question:-

simplify (√5-√2) (√5+√2)

Solution:-

Here is your answer,

$= (√5-√2) (√5+√2) \\ = { (\sqrt{5}) }^{2} - { (\sqrt{2}) }^{2} \\ = 5 - 2 \\ 3$

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Hence, you final answer is 3.