search
arrow-left Previous
Next arrow-right
Q: The equation of the normal at (3,–2) on the ellipse 4x² + 9y² = 72 is दीर्घवृत्त 4x² + 9y² = 72 के बिन्दु (3,–2) पर अभिलम्ब का समी. है।
  • A. 3x + 2y = 5
  • B. 3x – 2y = 5
  • C. 3x + 2y +5 = 0
  • D. None of these/इनमें से कोई नहीं
Correct Answer: Option A -
answer image

Explanations:

explanation image