What is factor k^2-12k+20 ?

The solution to factor k^2-12k+20 is (k-2)(k-10)

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factor k^2-12k+20

factor

k^{2} - 12 k + 20

(k - 2) (k - 10)

Solution steps

k^{2} - 12 k + 20

Break the expression into groups

= (k^{2} - 2 k) + (- 10 k + 20)

Factor out

k

from

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

Factor out

- 10

from

- 10 k + 20 : - 10 (k - 2)

= k (k - 2) - 10 (k - 2)

Factor out common term

k - 2

= (k - 2) (k - 10)

2 (y + 4)^{2} = 22

1 0^{1}

8 (1) - 2 (- 5) \geq - 12

7 b + 9 = 6 b + 14

- 7 (7 + 6 r) > 245