Answer:
19
Step-by-step explanation:
Answer:
1st = 4×10 ^-9
2nd= 4×10^1
3rd = 4×10^7
4th = 4×10^-5
Step-by-step explanation:
for whole numbers you just have to count from the ending till the number indicated beside the x10
for decimals you count from the front starting at the decimal till you cover the whole number
You can pick a symbol, maybe m or z to be the symbol.
Answer:
attempt it, if it's too hard, sleep
that's what I would do lol
Step-by-step explanation:
