What is factor+u^2-9u-2u+18 ?

The solution to factor+u^2-9u-2u+18 is (u-2)(u-9)

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factor+u^2-9u-2u+18

factor

+ u^{2} - 9 u - 2 u + 18

(u - 2) (u - 9)

Solution steps

u^{2} - 9 u - 2 u + 18

Add similar elements:

- 9 u - 2 u = - 11 u

= u^{2} - 11 u + 18

Break the expression into groups

= (u^{2} - 2 u) + (- 9 u + 18)

Factor out

u

from

u^{2} - 2 u : u (u - 2)

Factor out

- 9

from

- 9 u + 18 : - 9 (u - 2)

= u (u - 2) - 9 (u - 2)

Factor out common term

u - 2

= (u - 2) (u - 9)

xxxx

i^{2}

3 x^{2} - 16 x + 20

2^{- 2 x}

- \frac{3}{2} \times (- 2)