Question

Show that √3+√ 5 is an irrational number.​

Answer 1

Answer:

Let √3+√5 be a rational number. A rational number can be written in the form of p/q where p,q are integers. p,q are integers then (p²+2q²)/2pq is a rational number. ... Therefore, √3+√5 is an irrational number

Answer 2

$(r {}^{2} - 8) \div 2$

Is a Rational Number, whereas

$\sqrt{15}$

Is an Irrational Number.

Hence it's proved that $\sqrt{3} + \sqrt{5}$ is an IRRATIONAL NUMBER