ASAP

Question

0

553

2

Factorise 15-5a

simplify:

3 x k x k - 3 x k

5k(2) - 2k + 2k(2) - 5k

(3+k)(3+2k)

thanks

Guest Feb 5, 2016

Hayley1 · Answer 1 · 2016-02-05T01:12:37

You've answered your OWN question???

Guest · Answer 2 · 2016-02-05T02:26:14

15 - 15a = 15 (1 - a)

3 x k x k - 3 x k = 3K^2 - 3k

(3+k)(3+2k) = 9 + 6k + 3k + 2k^2 using distributive property

= 2k^2 +9k +9