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Question

Which of the following options correctly match, when the subject of the given formula is change to m?

2p = 3q + 5p2m


  1. p2 + 8q2 + 15 pq    

  2. 2p2 – 4q2 + 16 pq    

  3. 2p2 – 5q2 + 12 pq    

  4. p2 – 9q2 + 12 pq    


Solution

The correct option is D

p2 – 9q2 + 12 pq    


2p=3q+5p2m(2p3q)2=(5p2m)m=5p2(2p3q)2m=5p2(4p2+9q212pq)m=p29q2+12pq

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