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Question
Evaluate the following:
`log_(6sqrt(2)) 72`
Evaluate
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Solution
Given: `log_(6sqrt(2)) 72`
Step-wise calculation:
1. Let `x = log_(6sqrt(2)) 72`,
So `(6sqrt(2))^x = 72`.
2. Observe `6sqrt(2) = sqrt(72)`,
So `(6sqrt(2))^x = (sqrt(72))^x`
`(6sqrt(2))^x = (72^(1/2))^x`
`(6sqrt(2))^x = 72^(x/2)`
3. Therefore `72^(x/2) = 72^1`,
So `x/2 = 1` and x = 2.
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