Exponential function - practice problems - page 8 of 9
Number of problems found: 179
- 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?
- To the cinema
Jane at 8 AM got a message that all 1093 school pupils would go to the cinema. Within 20 min she said it to the three friends. Each of them again for 20 minutes said to the other three. In this way, the message spread further. At what time do all the scho
- Car value
The car loses value by 15% every year. Determine a time (in years) when its price will halve.
- The city 2
Today lives 298000 citizens in the city. How many citizens can we expect in 8 years if their annual increase is 2.4%?
- Half life
Determine the half-life of bismuth, when bismuth weight from the original weight of 32 g was only 2 grams in 242 minutes.
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