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Persamaan bayangan garis  karena refleksi terhadap...

Persamaan bayangan garis y equals 2 x minus 3 karena refleksi terhadap y equals negative x dilanjutkan refleksi y equals x adalah ....

Jawaban:

Ingat kembali:

straight A open parentheses straight x comma space straight y close parentheses space rightwards arrow with Ref. space straight y equals straight x on top space straight A apostrophe open parentheses straight y comma space straight x close parentheses straight A open parentheses straight x comma space straight y close parentheses space rightwards arrow with Ref. space straight y equals negative straight x on top space straight A apostrophe open parentheses negative straight y comma space minus straight x close parentheses 

Oleh karena itu:

straight A open parentheses straight x comma space straight y close parentheses space rightwards arrow with Ref. space straight y equals negative straight x on top space straight A apostrophe open parentheses negative straight y comma space minus straight x close parentheses rightwards arrow with Ref. space straight y equals straight x on top space straight A apostrophe apostrophe open parentheses negative straight x comma space minus straight y close parentheses 

Maka:

space space space space space space straight y equals 2 straight x minus 3 minus straight y " equals 2 open parentheses negative straight x " close parentheses minus 3 minus straight y " equals negative 2 straight x " minus 3 space space space space space space straight y equals 2 straight x minus 3 

Jadi, persamaan bayangan garis y equals 2 x minus 3 adalah y equals 2 x minus 3.

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