Exponential function - practice problems - page 8 of 10

Number of problems found: 184

Equation: 4386
Solve the power equation: 2.1463 = 0.4179x^0.419
Doubling
The message is spreading that each day has doubled the number of people who know about it. All know a message for 20 days. How long known it, eighth people?
Equation: 4197
Solve the equation: (4096^x) · 8! = 161280
Determine 4104
Determine the value of x in this equation: (0.125^x) · 10⁴ = 5000
Expression: 4085
Determine the x and y values in the expression: x! · 10^y = 0.0504.
Interest rate
At what annual interest rate would we get an interest of 60 euros on a deposit of € 6,000 for three months?
Equation: 3881
What is the solution of the equation: 2^x = 2/64
Exponential equation
Determine the value of having y in the expression (3^y): (4^-1)=36. Unknown y is a natural number greater than zero.
Determine 3861
Determine the value of f: 0.49^f = 0.7
Exponential 3858
Determine m (solve the exponential equation - unknown in the exponent): 0.25 μm = 0.5
Determine 3841
Determine the value of x: 2^x = (2^-3): 2
Calculate 3803
Calculate the value of y: 3^y = 0.333
Expression 3801
What is the value of x in the expression 8^x = 1/64
Exponential equation
Find x, if 625^x = 5 The equation is exponential because the unknown is in the exponential power of 625
The deposit
A deposit of € 2,612.5 was placed for one year at an annual rate of 4.5%. After one year, the amount rose to € 2,612.5. Find the initial deposit.
Precision 3390
The price of the device is reduced by one-fifth every year. How long before the price of the device drops to one-tenth of the price? Specify years and months with precision.
Entrepreneur 2691
The entrepreneur invested euros in the bank at the beginning of 2000 for a period of 9 months with an annual interest rate of 12%. How many euros will the bank credit him with the deposit after nine months?
The city 3
The city has 22,000 residents. How long is it expected to have 25,000 residents if the average annual population growth is 1.4%?
Sequence - 5 members
Write the first five members of the sequence a_n =(3n - (-1)^n) +2
Population
What is the city's population with 3% annual growth if, in 10 years, the city will have 60,000 residents?

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