Question

4x² - 9x - 7) - (3x² - 5x - 6)

Answer 1

Answer:

$(4x {}^{2} - 9x - 7) - (3x {}^{2} - 5x - 6) \\ 4x {}^{2} - 9x - 7 - 3x {}^{2} + 5x + 6 \\ x {}^{2} - 4x - 1$

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Answer 2

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