Question

25х^2-15х+2 разложить на множители

Answer 1

$25 {x}^{2} - 15x + 2 = \\ 25 {x}^{2} - 5x - 10x + 2 = \\ 5x(5x - 1) - 2(5x - 1) = \\ (5x - 1)(5x - 2)$