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Find eqution of an effect whose for are (+-4,0) and eccentricity is 1/3 |
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Answer» If que. is Find eq. of an ellipse whose focus are..... ae=4 , e=1/3 than a=4/1/3=12 => a^2= 144 than b^2=a^2(1-e^2) = 144(1-1/9) = 144(8/9) = 16×8 = 128 Therefore required eq. => x^2/144 + y^2/128 = 1 => 8x^2 + 9y^2 = 1152 |
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