The answer is
3a^6 - 2a^5 + a^4
Answer:
1) Gold
2) iron
3) mercury
4) potassium
5) Sodium
6) lead
7) tin
8) antimony
9) Tungsten
10) copper
11) silver
Step-by-step explanation:
C
thats my opinion
I hope it helps
1st scenario - 0.82x
2nd scenario - 1.18x
3rd scenario - 3/10x
4th scenario - 13/10x
