I=k/d^2
4=k/d^2 and 1=k/64 so if we divide the first by the second we get:
4/1=(k/d^2)/(k/64)
4=(k/d^2)*(64/k)
4=64/d^2
d^2=64/4
d^2=16
d=4 meters
5.0547x10^8
Is it's scientific notation.
Answer:

Step-by-step explanation:

Exponents:


Answer: 2 + 6x
Step-by-step explanation:
i cannot do the graph here but you just have to put the amount deposited in this instance as the variable and you got your answer