Scientific notation is basically a short cut to write numbers with a lot of zeros in them. The difference between 3^8 and 3*10^8 is that the first is 3 multiplied by itself 8 times, and the second is 3 being mulitplied by 10^8. I hope this helps.
Answer: Scientific notation is a way of expressing numbers that are too big or too small to be conveniently written in decimal form.
Step-by-step explanation:
sorry i can only answer the first question
Answer:
x≈-3
Go and ask the person who gave u the brain
