Question

factorize by splitting the middle term m^2-10m+21​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

${m}^{2} - 7m - 3m + 7 \times 3$

${m}^{2} - 7m =m( m - 7)$

$- 3m + 7 \times 3 = 3( m - 7)$

$(m + 3)(m - 7)$