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Answer :
(i)We have:0.0000000000085
\(=\frac{85}{10000000000000}=\frac{8.5\times 10}{10^{13}}\)
\(=8.5\times 10^{(1-13)}=8.5\times 10^{-12}\)
(ii)We have:0.00000000000942
\(=\frac{942}{100000000000000}=\frac{9.42\times 10^2}{10^{14}}\)
\(=9.42\times 10^{(2-14)}=9.42\times 10^{-12}\)
(iii)We have:6020000000000000=\(6.02\times1000000000000000\)
\(=6.02\times 10^{15}\)
(iv)We have:0.00000000837
\(=\frac{837}{100000000000}=\frac{8.37\times 100}{10^{11}}\)
\(=8.37\times 10^{(2-11)}=8.37\times 10^{-9}\)
(v)We have: 31860000000
\(= 3.186 \times 10000000000\)
\(= 3.186 \times 10^10\)
Hence, the required standard from = \(3.186 × 10^10\)