Math, asked by vadlakondasirish, 1 month ago

eliminate teta from the following equations
1. x=cos teta +sin teta ;y=cos teta -sin teta ​

Answers

Answered by Anonymous
0

Just square and add both equations,

x² + y² = 2( sin²@ + cos²@ ) + 2sin@cos@- 2sin@cos@

x² + y² = 2

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