Loading...
Prove that 5 − 2√3 is an irrational number. It is given that √3 is an irrational number.
Show that the number 5×11×17+3×11 is a composite number.
© 2026 PadhAiPro. This question is provided for educational purposes.
Which of the following cannot be the unit digit of 8ⁿ, where n is a natural number ?
Prove that √5 is an irrational number.
Let p, q and r be three distinct prime numbers. Check whether p · q · r + q is a composite number or not. Further, give an example for 3 distinct primes p, q, r such that
Prove that √3 is an irrational number.