# JEE Class main Answered

**xcostheta/a +ysintheta/b=1, ax/costheta-by/sintheta =a^2-b^2, then prove that x^2/a^2 +y^2/b^2 =1**

Asked by tarunkumardas32 | 13 Aug, 2020, 09:13: AM

Expert Answer

Given: xcostheta/a +ysintheta/b=1, ax/costheta-by/sintheta =a

^{2}-b^{2}TO prove: x

^{2}/a^{2}+ y^{2}/b^{2}=1
Answered by Renu Varma | 14 Aug, 2020, 12:01: PM

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