Question

what is the value of (5^1/2+3^1/2)(5^1/2-3^1/2)

Answer 1

$( \sqrt{5 } + \sqrt{3} )( \sqrt{5} - \sqrt{3} ) = { \sqrt{5} }^{2} - { \sqrt{3} }^{2} = 5 - 3 = 2$
it is simple maths equation