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Lukedavidhopkins1
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#1
Report Thread starter 7 years ago
#1
The ellipse x^2/25 + y^2/4 = 1
Is transformed by a reflection in y=x and then a stretch of scale factor 3 parallel to the y axis.
I got x^2/4 + y^2/225 = 1
The book says its x^2/225 + y^2/4 = 1
I'm pretty sure mines right?!
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ghostwalker
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#2
Report 7 years ago
#2
(Original post by Lukedavidhopkins1)
The ellipse x^2/25 + y^2/4 = 1
Is transformed by a reflection in y=x and then a stretch of scale factor 3 parallel to the y axis.
I got x^2/4 + y^2/225 = 1
The book says its x^2/225 + y^2/4 = 1
I'm pretty sure mines right?!
Yep, I'd go with yours.
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Lukedavidhopkins1
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Report Thread starter 7 years ago
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(Original post by ghostwalker)
Yep, I'd go with yours.
Thanks
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