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A rational number between √2 and √3 is
(2 + √2)² is :
√2(√2 – 1) is
Assertion (A) : (a + √b) · (a – √b) is a rational number, where a and b are positive integers. Reason (R) : Product of two irrationals is always rational.
Given that √5 is an irrational number, prove that 2 + 3√5 is an irrational number.
(√3 − 3)/√3 is :
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