simplify 35(21^-1)

21^-1 = 1 / (21^1)

To simplify the expression 35(21^-1), we can rewrite 21^-1 as 1/(21^1).

Now, let's substitute this back into the original expression:

35(1/(21^1))

To simplify further, we can multiply 35 by 1/21^1:

35/21

Therefore, the simplified form of 35(21^-1) is 35/21.