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10^{2.55+1.68} = 10^4.23 ≈ 17000 What’s the shortcut by which the author calculates the approximation without a calculator in the second step here?
by nequo 3y ago
10^{2.55+1.68} = 10^4.23 ≈ 17000
What’s the shortcut by which the author calculates the approximation without a calculator in the second step here?
- isaacfrond 3y ago10^4.23 = 10^4 * 10^.23 Since (log1.6≈0.2) we estimate the above to be 10000 * 1.7 = 17000