Question

prove that 2√3+√5 is an irrantional number​

Answer 1

Step-by-step explanation:

Since , a ,b are integers , is rational,and so √5 is rational. This contradicts the fact that √5 is irrational. Hence , 2√3+√5 is irrational

Answer 2

Answer:

5.700169592

EXPLANITION:

$2 \sqrt{3} + \sqrt{5}= \\ 2 \sqrt{3} = 3.46410161514 \\ \sqrt{5} = 2.2360679775 \\ \\ 2.2360679775 + 3.46410161514 = 5.70016959264$