Question

which two is scientific notion a 42 x 10^5 b 1.1 x 10^4 c 7.0 x 20^4 d 6.01 x 10^-4 e 18.0 x 10^3

Answer 1

Scientific notation is the way that scientists easily handle very large numbers or very small numbers. For example, instead of writing 0.0000000056, we write 5.6 x 10-9.

Answer 2

It would be B

Answer 3

Reasoning behind that is the number is always ≥ 1, but always < 10. Scientific notation is always written in a 10^x

Answer 4

and?

Answer 5

D as well I believe.

Answer 6

thanks