Fewpal
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in Algebraic Formulae – Expansion of Squares by (49.4k points)

Of which of the binomials given below is the m2n2+ 14mnpq + 49p2q​​​​​​​2 the expansion?

(A) (m + n) (p + q) 

(B) (mn – pq) 

(C) (7mn + pq)

(D) (mn + 7pq)

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1 Answer

+1 vote
by (48.8k points)

(D) (mn + 7pq)

Here, square root of the first term = mn 

Square root of the last term = 7pq 

∴ Required binomial = (mn + 7pq)2

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