Answer:
<h2> The first</h2>
Step-by-step explanation:

That means every x wich is greater than 7
Answer:
not helping you i will take the points tho.
Step-by-step explanation:
thanks for the points im taking them back now c: this is what you get for messing with me
Answer:
12k^5 +24k⁴+30k³
Step-by-step explanation:
the area = 6k³(2k²+4k+5)
= 12k^5 +24k⁴+30k³