Problem

Activity 1.
$0$ $cc$ $02$ In numbers 1-3, find the value of the following logarithmic expressions.
1. $log _{3}81$ 2. $log _{169}13$ $3.log _{s}\dfrac {1} {5}$
In numbers $4-6$ rewrite the following expressions in logarithmic form, whenever possible.
$4.16$ $16=2^{4}$ $5.9=\sqrt{81} $ $6.\dfrac {1} {9}=3-2$
In number 7- $-9$ rewrite the following logarithmic equations in exponential $tom$ whenever
$possiblc$
$7.log _{3}9=2$ 8. $log _{16}4=\dfrac {1} {2}$ $9.lnx=1$
10. What is the magnitude in the Richter scale of an earthquake that released $10^{14}$ joules of
energy? How much more energy does this earthquake release than that of the reference
earthquake?
$1a$

10th-13th grade

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Solution

Qanda teacher - vyshnavi

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