- A
- B
- C
- D
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Concept: Recognise perfect squares: and .
Solution:
- , so its .
- , so its (positive since ).
- Ratio = .
- Expression = .
Trick: Put (): . Only 6y fits.
Answer: (B)
अवधारणा: पूर्ण वर्ग पहचानें: और ।
हल:
- , अतः ।
- , अतः ( होने से धनात्मक)।
- भाग = ।
- ।
ट्रिक: रखें: । सिर्फ 6y मेल खाता है।
उत्तर: (B)
