Question

If p is a factor of q, then the sum of L.C.M and H.C.F. of p and q is
(A) Root p Square +4 pq+ q square
(B) Root p square - 2 pq+ qsquare
(C) root p square +2pq+q square
(D) None

Answer 1

Answer:

first take 6+4pq+(-2pq)+(+2pq+q)²

then let 6 come to right hand side

take (a+b)²

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