Math, asked by muktasalgare125, 27 days ago

solve the problem by middle term split 8n^2-10n-900​

Answers

Answered by verdanish63
0

Answer:

8 {n}^{2}  - 90n + 80n - 900 = 0 \\ 2n(4n - 45) + 20(4n - 45) \\ (4n - 5)(2n + 20) = 0 \\ n =  \frac{5}{4}  \: or \: n =  - 10

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