Practice30Create account

The product of two irrational numbers is:

Competition practiceNumber & Arithmetic
  • Aalways irrational
  • Bsometimes rational and sometimes irrational
  • Calways rational
  • Dalways an integer

Step-by-Step Solution

√2 × √2 = 2 is rational, while √2 × √3 = √6 is irrational. Since both cases occur, no single rule holds — the product can be either.
Answer: B) sometimes rational and sometimes irrational

Master this topic in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Number & Arithmetic practice questions

More Number & Arithmetic practice

Express 0.2777… (the digit 7 repeating) as a fraction in lowest terms:A number leaves remainder 3 when divided by 5. What remainder does its square leave when…Taking the divisor as 6, every positive odd integer can be written in the form:How many zeros are there at the end of 100! (the product 1 × 2 × 3 × … × 100)?The highest power of 3 that divides 50! is 3^k. The value of k is: