Question

I am not sure how to do this. Can someone please talk me through it?

Answer 1

Having "1-2" in the numerator of a fraction is quite odd. Double check to ensure that you've copied down the problem correctly.

What is 1-2?

Rewrite \[10^{-3}\]

Answer 2

with a positive exponent, please.

Answer 3

I dont really get how to solve \[10^{-3}\]

Answer 4

@mathmale

Answer 5

Do you have available a list of rules of exponentation? If so, find one; you must know and understand these rules.

The one applying to \[10^{-3}~is\]

Answer 6

\[a ^{-b}=\frac{ 1 }{ a ^{+b} }\]

Answer 7

Therefore, \[10^{-3}=?\]