SOLUTION: If x/a cos theta= y/b sin theta and ax/cos theta - by/ sin theta =a^2 � b^2 show that x^2/a^2 +y^2/b^2 =1

Question 1064117: If x/a cos theta= y/b sin theta and ax/cos theta - by/ sin theta =a^2 � b^2 show that x^2/a^2 +y^2/b^2 =1

Answer by ikleyn(52805) (Show Source): You can put this solution on YOUR website!
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If x/a cos theta= y/b sin theta and ax/cos theta - by/ sin theta =a^2 � b^2 show that x^2/a^2 +y^2/b^2 =1
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From   =  express 

 =   =  and substitute it into the second equality.

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