Answer:
i hate when they bann me but it whatever have a great day thanks for the free points ;-)
Explanation:
warm/coolExplanation:
natural light
16. True
17. True
18. False
Answer:(a+b) (2a-4)
Explanation:a3-2a2+2ab-4b
a(2a-2×2)+b(2a-4)
a(2a-4)+b(2a-4)
(a+b)(2a-4)