Example of Log Rules:

Y = ½ gt² where g = 32

Solution:

y = 16 t²

Find y for t = 10 using logs.

log y = log₁₀    (16 t²)

log₁₀y = log₁₀ 16 + log₁₀ t²

log₁₀y = log₁₀ 16 + (2 log₁₀ t)

log₁₀y = 1.204 + 2 log₁₀ 10

log₁₀y = 1.204 + 2 x 1

log₁₀y = 3.204

but this means 10^3.204  = y

y = 1600

Posted Date: 2/9/2013 5:10:13 AM | Location : United States

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