Answer:
The answer is "
"
Step-by-step explanation:
For point 1:
For point 2:
Adding
equation and multiply by 2 in the equation
so we get 
Answer:
D
Step-by-step explanation:
please give me brainliest
3(25x^3-16)
Hope that is what you were looking for
Answer:
it is 8.5 x 10^2 because when you times the 10 twice and then multiply it with 8.5 and the decimal moves