What is factor 9n^2-27n+20 ?

The solution to factor 9n^2-27n+20 is (3n-4)(3n-5)

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factor 9n^2-27n+20

factor

9 n^{2} - 27 n + 20

(3 n - 4) (3 n - 5)

Solution steps

9 n^{2} - 27 n + 20

Break the expression into groups

= (9 n^{2} - 12 n) + (- 15 n + 20)

Factor out

3 n

from

9 n^{2} - 12 n : 3 n (3 n - 4)

Factor out

- 5

from

- 15 n + 20 : - 5 (3 n - 4)

= 3 n (3 n - 4) - 5 (3 n - 4)

Factor out common term

3 n - 4

= (3 n - 4) (3 n - 5)

(2 x - 5)^{2} = 8

4!

4.4 = x - 5.6

x^{3} - 4 x^{2} - x + 4 \geq 0

x^{2} = 6 x - 9