Question

factorise : x² - 9x+20​

Answer 1

Answer:

(x-5)(x-4)

Step-by-step explanation:

x^2-9x+20

x^2-5x-4x+20

x(x-5)-4(x-5)

(x-5)(x-4)

Answer 2

Step-by-step explanation:

we will solve this question with mid term break and we will change sign in 2nd tep if second part cuz -×+= -

so answer is (x-5) (x-4)

Hope it helps ya:)