180 Days of Science: Grade 2 - Daily Science Workbook for Classroom and Home, Cool and Fun Int

180 Days of Science: Grade 2 - Daily Science Workbook for Classroom and Home, Cool and Fun Int

Matematika Tentukan himpunan penyelesaian sistim persamaan 2x+3y-13=0 dan y=x²-3x+1​ terima kasih

Tentukan himpunan penyelesaian sistim persamaan 2x+3y-13=0 dan y=x²-3x+1​ terima kasih

Jawaban:

2x + (3(X² - 3X + 1)) - 13 = 0

2x + 3x² - 9x + 3 - 13 = 0

3x² - 7x - 10 = 0

3X² - 7x - 10

3X² + 3x - 10x - 10

3X (X + 1) - 10 (X + 1)

(X + 1) (3x - 10)

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