Math, asked by kycereus, 2 months ago

proove 2√5 is a irrational number​

Answers

Answered by prakashkkaladindi
1

Answer:

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Answered by somudeep0000
2

Answer:

If possible, let us assume 2+

5

is a rational number.

2+

5

=

q

p

where p,q∈z,q

=0

2−

q

p

=−

5

q

2q−p

=−

5

⇒−

5

is a rational number

q

2q−p

is a rational number

But −

5

is not a rational number.

∴ Our supposition 2+

5

is a rational number is wrong.

⇒2+

5

is an irrational number.

Step-by-step explanation:

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