Question

1) Factorise the following by splitting the middle term for
2x^2-13x+21​

Answer 1

Answer:

2x^2 - 6x - 7x + 21

2x( X -3) -7(x-3)

X = 3/2, -3/7...

hope it helps

Answer 2

Answer:

$2 {x}^{2} - 13x + 21 \\ 2 {x}^{2} - 6x - 7x + 21 \\ 2x(x - 3) - 7(x - 3) \\ (x - 3)(2x - 7)$