1. equation of ellipse is x^2/a^2+y^/b^2=1

where a is radius along major axis and b is along minor axis

x^2/36+y^2/16=1

2.

2p=(b^2/a) where 2p is length of latus rectum

b=sqrt(ap)

b=sqrt(8*25/4*2)

b=5

equation is x^2/64+y^2/25=1

3. a= 7, b= 4

x^2/49+y^2/16=1

please best my answer

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