Question

To write 10–7 in standard form, you would write a decimal number with:

1s in the first 7 decimal places.

1s in the first 6 decimal places and 0 in the 7th decimal place.

0s in the first 6 decimal places and 1 in the 7th decimal place.

0s in the first 7 decimal places and 1 in the 8th decimal place

Answer 1

10^-1 = 0.1
10^-2 = 0.01
10^-3 = 0.001

so its 0's in first 6 places and 1 in the 7th

10^-7 = 0.0000001