6 is your answer, hope it helped
Reverse your steps to see if u get what the questions originally asked.
Answer:
<u>a) 100m</u>
<u>b) 2m/s</u>
Step-by-step explanation:
a)==>> <u>2+4</u>+<u>6+8</u>+10(8) = 100m
b)==>> Variable "a" = change OVER time (
) = 8m/4s = 2m/s
200,000,000 + 40,000,000 + 9,000,000 + 100,000 + 4,000 + 300 + 30
First, you solve the square root:

Knowing that the square root of a negative number doesn't exist:


is your answer.
Hope it helped,
Happy homework/ study/ exam!