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What is major axis length for ellipse \((\frac{x}{25})^2+(\frac{y}{16})^2\)=1?(a) 5 units(b) 4 units(c) 8 units(d) 10 unitsThis question was addressed to me by my school principal while I was bunking the class.I need to ask this question from Conic Sections topic in portion Conic Sections of Mathematics – Class 11

Answer» RIGHT option is (d) 10 units

The BEST explanation: Comparing the equation with \((\FRAC{x}{a})^2+(\frac{y}{b})^2\)=1, we GET a=5 and b=4.

Major axis length = 2a = 2*5 =10 units.


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