Question

Which of the following expressions is written in scientific notation?



0.2 × 10 ^-5

31.4 × 10^ 4

13 × 10^ 4

1 × 10^ -3

Answer 1

its a

Answer 2

you dont know

Answer 3

yeah i do(: it really is a tho

Answer 4

nah

Answer 5

@stoner_life

Answer 6

For scientific notation we only have 1 whole number and a decimal if needed.

Answer 7

ok

Answer 8

so its either a or b

Answer 9

No..A is just a decimal..and B is a two-digit number.

We can only have a 1-digit whole number.

Answer 10

so it is a

Answer 11

i just wanted someone to work the thing out

Answer 12

ima lmao if its a duhh im smart you not idget but love ya coleman!

Answer 13

A is incorrect..

Answer 14

We never just write decimals..instead of \(0.2 \times 10^{-5}\), we can write:

\(2 \times 10^{-6}\)

This is the correct way to write option A..the whole point in using Scientific Notation is to get rid of decimals.

Answer 15

@colefoster

Answer 16

ok think i got it

Answer 17

Okay, which one did you pick?

Answer 18

a

Answer 19

That is incorrect..I just proved it..

Answer 20

@colefoster

Answer 21

oh