Question

x ² - 10 x + 9
solution
please ​

Answer 1

Answer:

x ² - 10 x + 9

x² - (9x+x) + 9

x² - 9x - x + 9

x(x-9) -1( x-9)

(x-9)(x-1)

Answer 2

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${x}^{2} - 10x + 9 = 0 \\ \: ✒ \: {x}^{2} - 9x - 1x + 9 = 0 \\ \: ✒ \: x(x - 9) - 1(x - 9) = 0 \\ \: ✒ \: (x - 1)(x - 9) = 0\\ \: ✒ \: x = + 1 \: ; \: x = + 9$

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