Question

prove that 3+2√5 is irrational​

Answer 1

Answer:

Step-by-step explanation:

It is irrational because the sum of rational and a irrational is always irrational .

                                                                   If i am wrong sorry for my effort for you

Answer 2

Answer:

3+2√5=a/b

2√5=a/b - 3

taking LCM on the right side,

2√5= a-3b /b

now, √5 = 1/2 X a-3b /b

→ √5= a-3b/2b