Intercept with axis

F(x)=log(x+4)-2, what is the x intercept

Result

x =  96

Solution:

Solution in text x =







Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 1 comment:
#1
Dr Math
Assuming "log" is the decadic logarithm (log with base 10)

avatar









To solve this example are needed these knowledge from mathematics:

Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

Next similar examples:

  1. Powers 3
    exp_4 2 to the power of n divided by 4 to the power of -3 equal 4. What is the vaule of n?
  2. Log
    log if ?, what is b?
  3. Asymptote
    asymptote What is the vertical asymptote of ?
  4. Logarithmic equation
    nat_log_ln Solve equation: log33(3x + 21) = 0
  5. Exponential equation
    exp Solve exponential equation (in real numbers): 98x-2=9
  6. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
  7. Logarithm
    log_hat Determine the number whose decimal logarithm is -3.8.
  8. Men, women and children
    regiojet On the trip went men, women and children in the ratio 2:3:5 by bus. Children pay 60 crowns and adults 150. How many women were on the bus when a bus was paid 4,200 crowns?
  9. Ball game
    lopta_3 Richard, Denis and Denise together scored 932 goals. Denis scored 4 goals over Denise but Denis scored 24 goals less than Richard. Determine the number of goals for each player.
  10. Linear imaginary equation
    cplx_function Given that ? "this is z star" Find the value of the complex number z.
  11. Solve 3
    eq2_4 Solve quadratic equation: (6n+1) (4n-1) = 3n2
  12. Warehouses
    silo_3 In the three warehouses, a total of 70 tons of grain was stored. In the second warehouse was stored 8.5t less and in the third 3.5t more than in the first. How many tons of grain was stored in each warehouse?
  13. Cinema 4
    cinema_2 In cinema are 1656 seats and in the last row are 105 seats , in each next row 3 seats less. How many are the total rows in cinema?
  14. Children
    children_3 The group has 42 children. There are 4 more boys than girls. How many boys and girls are in the group?
  15. The confectionery
    ice_cream The confectionery sold 5 kinds of ice cream. In how many ways can I buy 3 kinds if order of ice creams does not matter?
  16. Trinity
    trojka How many different triads can be selected from the group 43 students?
  17. Fish tank
    zebra_fish A fish tank at a pet store has 8 zebra fish. In how many different ways can George choose 2 zebra fish to buy?