Question

is (3+√5)(1+√5) rational number​

Answer 1

no it is Irrarional number

$= 3 + 3 \sqrt{5} + \sqrt{5} + 5$

$= 3 + 4 \sqrt{5} + 5$

$= 7 + 4 \sqrt{5}$

please mark as brainliest, follow me