Math, asked by sanchith147, 5 months ago

if x = 2cos teta - sin teta, y= cos teta - 3sin teta then find the value of 2x^2 + y^2 + 2xy

Answers

Answered by priyaselvam464

Answer:

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Answered by saisankargantayat12

Answer:

Sorry I don't know about the sin and cos

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if x = 2cos teta - sin teta, y= cos teta - 3sin teta then find the value of 2x^2 + y^2 + 2xy​

Answers

if x = 2cos teta - sin teta, y= cos teta - 3sin teta then find the value of 2x^2 + y^2 + 2xy