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    2r Logaritmi Za Zabavu

    Uploaded by

    ispirac
    This document contains math word problems involving logarithms and exponential equations. It has 5 sections: 1) Calculating logarithmic expressions 2) Determining values of x from logarithmic equations 3) Solving exponential equations 4) Solving more complex exponential equations 5) Solving exponential inequalities The problems cover basic to advanced logarithm and exponential concepts.

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    Attribution Non-Commercial (BY-NC)
    Download as PDF, TXT or read online from Scribd

    2r Logaritmi Za Zabavu

    Uploaded by

    ispirac
    162 views1 page
    This document contains math word problems involving logarithms and exponential equations. It has 5 sections: 1) Calculating logarithmic expressions 2) Determining values of x from logarithmic equations 3) Solving exponential equations 4) Solving more complex exponential equations 5) Solving exponential inequalities The problems cover basic to advanced logarithm and exponential concepts.

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    This document contains math word problems involving logarithms and exponential equations. It has 5 sections: 1) Calculating logarithmic expressions 2) Determining values of x from logarithmic equations 3) Solving exponential equations 4) Solving more complex exponential equations 5) Solving exponential inequalities The problems cover basic to advanced logarithm and exponential concepts.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    162 views1 page

    2r Logaritmi Za Zabavu

    Uploaded by

    ispirac
    This document contains math word problems involving logarithms and exponential equations. It has 5 sections: 1) Calculating logarithmic expressions 2) Determining values of x from logarithmic equations 3) Solving exponential equations 4) Solving more complex exponential equations 5) Solving exponential inequalities The problems cover basic to advanced logarithm and exponential concepts.

    Copyright:

    Attribution Non-Commercial (BY-NC)
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 1

    2r - Logaritmi - zadaci za zabavu ...

    1. Izraunaj:
    5

    a. log 2

    4
    =
    2

    Rj:

    3
    10

    23
    6

    b. log 2 8 4 4 3 16 =

    Rj:

    c. log 3 16 log 2 243 =

    Rj: 20

    d. log

    2 log 9 16 =

    2. Odredi x ako je:


    a. 10 x = 5 .

    Rj: 0.6990

    b. 112 x = 220 .

    Rj: 1.119

    3. Rijei eksponencijalne jednadbe:


    a. 3 1+ 4 x 2 3 x 5 = 2 3 x 1 3 4 x .

    Rj: 0.869

    b. 3 2 x 2 3 x 8 = 0 .

    Rj: 1.262

    c. 25 x 1 + 24 = 5 2 x +1 .

    Rj: 1.57

    4. Rijei eksponencijalne jednadbe:


    a. 7 3 1+ x 5 x + 2 = 3 x + 4 5 x + 3 .
    b. 7 1+ x 2 x 1 = 5 7 x + 3 2 x + 3 .
    c. 7 2 x +1 5 7 2 x 1 = 9 2 3 x + 2 + 3 2 3 x 1
    d. 7 49 x 48 7 x = 7 .
    e. 0.5 3 2 x + 3 0.25 2 x = 20 .
    f.

    2 x 1 + 3 x 3 = 3 x 2 + 2 x 3 .

    g. 0.5 2 x + 3 + 0.25 x + 3 = 18 .
    h.

    1
    3 x +1 3 x 2 = 1 .
    27

    5. Rijei eksponencijalne nejednadbe:


    a. 4 x + 2 + 4 x + 4 > 136 2 x .
    b. 5 x 2 1 x 10 x + 25 < 0 .
    c. 8 4 x 6 2 x + 1 0 .
    d. 0.5 x

    20 x + 61.5

    <

    8
    2

    Rj: ( ,2] [ 1,+ )

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