Question

Which number is not in scientific notation?

1.10 ⋅ 103
4.0 ⋅ 1016
7.03 ⋅ 10−2
350 ⋅ 102

Answer 1

the general format for scientific notation is a*10^n where a is >0 and <10; n is an integer.

Answer 2

Which number is not in scientific notation? means which option is not in this format?

Answer 3

7.03 *10^-2 ?

Answer 4

no 7 is >0 and < 10

Answer 5

it is OK for n to be negative.

Answer 6

when n is negative it means you have to move the decimal point to the left to get the correct value of the number.

Answer 7

when n is positive you are multiplying. move the decimal to the right to get the value.