Question

2) Prove that root 5+ root 7 is irrational​

Answer 1

Answer:

both √5 and √7 are irrational numbers

sum of two irrational numbers gives irrational

Answer 2

Step-by-step explanation:

we get a square root

(√5+√7)^2

=. (√5)^2+(√7)^2+2.√5.√7

=. 5+7+2√35

=. 12+2√35

because √5 and√7 is a irrational number so √5+√7 is a irrational number.