Question

2n2-45n+252=0 split the misddle term​

Answer 1

Answer:

$2n {}^{2} - 45n + 252 = 0 \\ 2n {}^{2} - 24n - 21n + 252 = 0 \\ 2n(n - 12) - 21(n - 12) \\ (n - 12)(2n - 21) \\ \\ n = 12 \\ n = \frac{21}{2}$

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Answer 2

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