Question

Which is the more reasonable measurement of the distance between the tracks on a DVD:
7.4 ⋅ 10^−4 mm or 7.4 ⋅ 10^4 mm? Justify your answer.

Answer 1

@jdoe0001

Answer 2

@Godlovesme

Answer 3

@Capnkookcx

Answer 4

@mmmmmmmmmm123

Answer 5

@welshfella

Answer 6

@mmmmmmmmmm123

Answer 7

well its a tiny distance right?

Answer 8

yes

Answer 9

ummm...hold on im trying to get my math done ok? brb

Answer 10

kk

Answer 11

what is the difference between a negative exponent and a positive

eg 10^-4 and 10^4

can you write these as ordinary numbers

Answer 12

umm yes they become 74,000 and .00074

Answer 13

one goes to the right the other to the left that all i know

Answer 14

yes - which is the negative exponent/

Answer 15

10^-4

Answer 16

to the left

Answer 17

thats the tiny one

Answer 18

which makes 0.00074

Answer 19

right

Answer 20

so thats the answer?

Answer 21

yes
7.4 * 10^-4 mm

Answer 22

ok thank you sooooooooooooooo much! <333