Jawaban:
3x² + 3y² - 5xy + 2x² - 5y² + 6xy
= (3x² + 2x²) + (3y² - 5y²) + (-5xy + 6xy)
ps. jumlahkan yg variabelnya sejenis.
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Jawaban:
3x² + 3y² - 5xy + 2x² - 5y² + 6xy
= (3x² + 2x²) + (3y² - 5y²) + (-5xy + 6xy)
= 5x² - 2y² + xy
ps. jumlahkan yg variabelnya sejenis.