Show that `5-sqrt3` is irrational.

Show that sqrt3 is irrational. (Use the method of contradiction).

Show that 3sqrt2 is irrational.

Show that sqrt2 is irrational.

Show that sqrt7 is an irrational, (use the method of contradiction)

Define an irrational number and show that sqrt(5) is an irrational number.

Verify by the method of contradiction that sqrt7 is irrational.

Prove that sqrt3 is irrational, (use the method of contradiction)

(i) Prove that sqrt2 is an irrational number. (ii) Prove that sqrt3 is an irrational number.

Prove by method of contradiction that sqrt5 is an irrational number

Prove that sqrt5 is irrational, (use the method of contradiction).