The value of (√5 + √2)(√5 − √2) is:
(√5 + √2)(√5 − √2) का मान है:
Answer और ExplanationAnswer and explanation
Answer: (A) 3
(x + y)(x − y) = x2 − y2 का प्रयोग करें
(√5 + √2)(√5 − √2) = (√5)2 − (√2)2 = 5 − 2 = 3
✓
उत्तर 3 है।
Use (x + y)(x − y) = x2 − y2
(√5 + √2)(√5 − √2) = (√5)2 − (√2)2 = 5 − 2 = 3
✓
The answer is 3.
Source: Selection Post Phase XIV (Graduate) · 18 Sep 2026 · Shift 1। Solution: Prashant Sir, Vijayastra।Source: Selection Post Phase XIV (Graduate) · 18 Sep 2026 · Shift 1. Solution by Prashant Sir, from Vijayastra.