If p, q, r and s are proportional then the mean proportion between p²+q² and q²+r² is

Ashutosh Nautiyal

If p, q, r and s are proportional then the mean proportion between p²+q² and q²+r² is

  • A. pr/qs
  • B. pq + rs 
  • C. p/q + s/r 
  • D. p²/q² + r²/s²
 

The correct answer is option B. pq + rs. Can you explain this answer in the comments?


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If p, q, r and s are proportional then the mean proportion between p²+q² and q²+r² is




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