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Of which of the binomials given below is the m2n2 + 14mnpq + 49p2q2 the expansion? (A) (m + n) (p + q) (B) (mn – pq) (C) (7mn + pq) (D) (mn + 7pq) |
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Answer» Correct answer is (D) (mn + 7pq) Hint : Here, square root of the first term = mn Square root of the last term = 7pq ∴ Required binomial = (mn + 7pq)2 |
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