Question
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Answer (Detailed Solution Below)
Detailed Solution
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विकल्प 1:
दायाँ पक्ष
(a – 1) (b – 1)
⇒ ab - a - b + 1 = बायाँ पक्ष
विकल्प 2:
दायाँ पक्ष
(1 – a) (1 – b) (1 – a) (1 + b)
⇒ (1 - b - a + ab) (1 – a) (1 + b)
⇒ (1 - a - b + ab - a + a2 + ab - a2b) (1 + b)
⇒ (1 + b - a - ab - b - b2 + ab + ab2 - a - ab + a2 + a2b + ab + ab2 - a2b - a2b2) ≠ बायाँ पक्ष
विकल्प 3:
दायाँ पक्ष
(1 – a) (b – 1)
⇒ b - 1 - ab + a ≠ बायाँ पक्ष
विकल्प 3:
दायाँ पक्ष
(a – 1) (1 – b)
⇒ a - ab - 1 + b ≠ बायाँ पक्ष
∴ अभीष्ट उत्तर विकल्प 1 है।
Last updated on Jul 12, 2025
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