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

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

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factor a^2+11a+18

factor

a^{2} + 11 a + 18

(a + 2) (a + 9)

Solution steps

a^{2} + 11 a + 18

Break the expression into groups

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

Factor out

a

from

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

Factor out

9

from

9 a + 18 : 9 (a + 2)

= a (a + 2) + 9 (a + 2)

Factor out common term

a + 2

= (a + 2) (a + 9)

- 1 \leq x - 5 \leq 3

s^{3} - 3 s^{2} + 3 s - 1

0 < \frac{5}{X - 1} < 3

- 6 (y + 1) + 8 y = 2 (y - 3)

4 (x + 1) = 3 x + 4