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Verified Answer :

syed514

given major axis is four times its minor axis. so a=4b 

eccentricity, e = square root of (a^2-b^2) / a 
= square root of ((4b)^2-b^2) / (4b) 
= square root of (15b^2) / (4b) 
= √15 b/(4b) 
= √15/4 = 0.968

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