Question

Verify the relationship between the zeroes of the polynomial x^2 − 10 x + 21​

Answer 1

Answer:

${x}^{2} - 10x + 21 \\ \ {x}^{2} - 7x - 3x + 21 \\ x(x - 7) - 3(x - 7) \\ (x - 7) \: (x - 3)$

Answer 2

sis but many people said that it was false. Do you have explanation please ?

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