What is factor b^2-20b+36 ?

The solution to factor b^2-20b+36 is (b-2)(b-18)

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factor b^2-20b+36

factor

b^{2} - 20 b + 36

(b - 2) (b - 18)

Solution steps

b^{2} - 20 b + 36

Break the expression into groups

= (b^{2} - 2 b) + (- 18 b + 36)

Factor out

b

from

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

Factor out

- 18

from

- 18 b + 36 : - 18 (b - 2)

= b (b - 2) - 18 (b - 2)

Factor out common term

b - 2

= (b - 2) (b - 18)

- 6 x^{2} + x + 12 = 0

x + 3 x = 24

3 (3 u - 5) = 39

- \frac{1}{6} \cdot 16

∣ 4 - 8 x ∣ < - 13