Answer: 
Since 8 is being multiplied to the 3 power we multiply it 3 times.
is written like 

5,456 I just did this question good luck
If you're simplifying, you would get -258 I believe.
8.4/10
Every time you are dividing by 10 the decimal moves 1 time to the left so
8.4/10 is..
.84
Answer:
Perform arithmetic operations on polynomials.
Step-by-step explanation:Understand that polynomials form a system analogous to the integers, namely, they are closed under the operations of addition, subtraction, and multiplication; add, subtract, and multiply polynomials.