Evaluating Logarithmic Expressions Answers

Which equation can you use to evaluate log61,296?

Which equation can you use to evaluate ?

C. [image 1] Logarithm A✔ BX CD is equal to [image 2] .

D. [image 1] Logarithm ✔ ABCD is equal to [image 2] .

Evaluate: log61,296 =

Simplify:=

Evaluate: log1212

Match each logarithm to its value. A. Logarithm ABC✔ D is equal to –3.

Solve: log4(7t + 2) = 2t = ⇒ 2

Solve: logx343 = 3x = ⇒ 7

The intensity, or loudness, of a sound can be measured in decibels (dB), according to the equation I(dB) = 10log I I0 where I is the intensity of a given sound, and I0 is the threshold of hearing intensity. The human ear is just able to notice a 1 dB difference in sound intensity.

Use a calculator to solve each problem. Round your answers to the nearest hundredth.What is the absolute magnitude of a star that has a period of 62 days?

What is the absolute magnitude of a star that has a period of 50 days?

Evaluate: log279

B. [image 1] Logarithm AX B✔ CD is equal to [image 2] .

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