Question

I WILL FAN AND MEDAL!!!!!!!!
Which number is not in scientific notation?

11 ⋅10^21
5.7 ⋅10^9
3.1 ⋅10^–12
1.67 ⋅10^–5

Answer 1

@Directrix

Answer 2

Scientific notation is a method of writing or displaying numbers in terms of a decimal number between 1 and 10, multiplied by a power of 10.

Answer 3

so is it b?

Answer 4

No, because 5.7 is between 1 and 10.

Answer 5

Look at the options. Which of the numbers is NOT between 1 and 10?

Answer 6

Is 11 between 1 and 10?

Answer 7

no

Answer 8

@Kpop4life123

Okay, then 11 ⋅10^21 is not in scientific notation.

If it were, then it would appear as 1.1 * 10^1

Answer 9

Agree?