Question

Determine if the number is written in scientific notation. If not explain.
1. 4.8x100^7

No; it is not written as a number times a power of 10
yes; the number is written in scienfic notation
no; the first factor is not a number between 1 and 10

2. 5.1x10^-8
yes; the number is written in scienfic notation
no; the first factor is not a number between 1 and 10
no; it is not written as a number times a power of 10

Answer 1

1. No; Because it is not written as a number to the power of ten. It should have been written as 4.8*10^14
2. Yes; 5.1*10^-8 the number i written in scientific notation

Answer 2

1. 4.8x100^7

No; it is not written as a number times a power of 10. It is a number times the power if 100.

2. 5.1x10^-8

yes; the number is written in scienfic notation since the number is multiplied by a power of 10.

Hope this answers the question.