Answer:
8
Step-by-step explanation:

The height of the cone is 8.59
Step-by-step explanation:
1. if to evaluate the given experssion, then
7⁶(7²-7+1)=7⁶*43.
2. if to divide this evaluated expression by 43, then
7⁶*43/43=7⁶.
1) x=−2
2) y=−6
Hopefully that helps you ❤.