# Exponential equation

Solve exponential equation (in real numbers):

98x-2=9

Result

x =  0.38

#### Solution:

$x = \dfrac{ \dfrac{\ln(9)}{\ln(9)}-(-2)}{ 8} = 0.38$

Our examples were largely sent or created by pupils and students themselves. Therefore, we would be pleased if you could send us any errors you found, spelling mistakes, or rephasing the example. Thank you!

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

Be the first to comment!

Tips to related online calculators
Do you have a linear equation or system of equations and looking for its solution? Or do you have quadratic equation?

## Next similar math problems:

1. Exponential equation
In the set R solve the equation: ?
2. Coordinate
Determine missing coordinate of the point M [x, 120] of the graph of the function f bv rule: y = 5x
3. Insert into GP
Between numbers 5 and 640 insert as many numbers to form geometric progression so sum of the numbers you entered will be 630. How many numbers you must insert?
4. Water lilies
Water lilies are growing on the pond and their number is doubled every day. The whole layer is covered in 12 days. How many days will it cover 8 layers?
5. Powers 3
2 to the power of n divided by 4 to the power of -3 equal 4. What is the vaule of n?
6. The city 3
The city has 22,000 residents. How long it is expected to have 25,000 residents if the average annual population growth is 1.4%?
After 548 hours decreases the activity of a radioactive substance to 1/9 of the initial value. What is the half-life of the substance?
8. Log
if ?, what is b?
9. Logarithm
Determine the number whose decimal logarithm is -3.8.
10. Logarithmic equation
Solve equation: log33(3x + 21) = 0
11. Solve 3
Solve quadratic equation: (6n+1) (4n-1) = 3n2
12. Linear imaginary equation
Given that ? "this is z star" Find the value of the complex number z.
13. Intercept with axis
F(x)=log(x+4)-2, what is the x intercept
14. Asymptote
What is the vertical asymptote of ?
15. Ball game
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.
16. Is complex
Are these numbers 2i, 4i, 2i + 1, 8i, 2i + 3, 4 + 7i, 8i, 8i + 4, 5i, 6i, 3i complex?
17. Theorem prove
We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?