Math, asked by edwarddsouza36, 2 months ago

factorise 2r^2-9r-5 splitting the middle termfactorise to our square - 9 are - 5 splitting the middle term

Answers

Answered by nazimhasan7863

1

Answer:

$2 {r}^{2} - 9r - 5 \\ 2 {r}^{2} - 10r + r - 5 \\ 2r(r - 5)1(r - 5) \\ (r - 5)(2r + 1)$

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