What is factor x^2+11x+18 ?

The solution to factor x^2+11x+18 is (x+2)(x+9)

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factor x^2+11x+18

factor

x^{2} + 11 x + 18

(x + 2) (x + 9)

Solution steps

x^{2} + 11 x + 18

Break the expression into groups

= (x^{2} + 2 x) + (9 x + 18)

Factor out

x

from

x^{2} + 2 x : x (x + 2)

Factor out

9

from

9 x + 18 : 9 (x + 2)

= x (x + 2) + 9 (x + 2)

Factor out common term

x + 2

= (x + 2) (x + 9)

(5^{3})^{- 6}

- 12 x - 17 = - 89

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- 5.6 - 10.4 x + 2.2 x = 11.62

r^{2} - 14 r + 45