SSC CGL – Combined Graduate Level Examination · प्रश्न 72
Given b = √7, what is (b + 2)² + (b − 2)²?
उत्तर देखें और व्याख्या
उत्तर: (C) 22
व्याख्या
2(b² + 4) = 2 × 11 = 22.
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SSC CGL – Combined Graduate Level Examination · प्रश्न 72
उत्तर: (C) 22
2(b² + 4) = 2 × 11 = 22.