Express the following number in standard form:
(i) `6020000000000000`
(ii) `0.0000000000942`
(iii) `0.00000000085`
(iv) `846\ xx\ 10^7`
(v) `3759\ xx\ 10^(-4)`
(vi) `0. 00072984`
(vii) `0. 000437\ xx\ 10^4`
(viii) `4-:100000`

Explanation

(i) `6020000000000000`
`=6.02×10^15`

(ii) `0.0000000000942`
`=9.42×10^(−12)`

(iii) `0.00000000085`
`=8.5×10^(-10)`

(iv) `846\ xx\ 10^7`
`=8.46×10^9`

(v) `3759\ xx\ 10^(-4)`
`=3.759×10^(-1)`

(vi) `0. 00072984`
`=7.2984×10^(-4)`

(vii) `0. 000437\ xx\ 10^4`
`=4.37`

(viii) `4-:100000`
`=4×10^(-5)`