The difference between speeds, during the first 20 minutes and last 20 minutes, would be 4.3 miles. The key word here is difference which automatically tells us to subtract. In this case you would subtract 6.8 miles, the last 20 minutes, by 2.5 miles, the first 20 minutes. In the end, getting 4.3 miles. Hope this helps! :)
If that's the side length, s, then cube 4x^2+3 to obtain the cube volume:
V(x) = (4x^2+3)^3 (answer)
Common ratio = -25/-125 = 1/5 answer
Answer:
y=3 i think
Step-by-step explanation:
