Question I.3: Write out in full: (a) 8.16 × 10^7 (b) 3.44 × 10^-4
Write out in full: (a) \ 8.16 × 10^{7}\qquad (b) \ 3.44 × 10^{-4}
(a) \ \underset{\substack{\text{Seven places to the right}\\ \text{(add enough zeros) }}}{\underset{\substack{\hspace{2 pt}\rightarrow}}{8.16} \times 10^{7} = 81,600,000}\qquad (b) \ \underset{\substack{\text{Four places to the left}}}{\underset{\substack{\hspace{-11 pt}\leftarrow}}{3.44} \times 10^{-4} = 0.000344}
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