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8f x = a cos theta …

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8f x = a cos theta and y = b sin theta, then the value of b²x² + a²y² is
  • 1 answers

Daizy Mehta 2 years ago

x = a cos theta y= b sin theta therefore substituting values of X and y in the given equation b^2 a^2cos^2 theta +a^2b^2sin theta (taking b^a and a^b as common) b^2 a^2(sin^theta+ cos^2 theta) = b^2 a^2(1) =b^2 a^2
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