Exponential function - practice problems
Direction: Solve each problem carefully and show your solution in each item.Number of problems found: 165
- Logarithm
Determine the number whose decimal logarithm is -3.8. - Log
If log4 x+ log8 x = log_b x, what is b? - Sequence - 5 members
Write the first five members of the sequence a_n =(3n - (-1)^n) +2 - Coordinate
Determine the missing coordinate of the point M [x, 11] of the graph of the function f by rule: y = 3x - Exponential equation
In the set R, solve the equation: 7 -5 +19x=4 3 -20x - Expression 3801
What is the value of x in the expression 8^x = 1/64 - HCF of polynoms
Find the HCF of the given expression: 2a²b²c4, 2a4b³c³ and 4a²b³ - Determine 3861
Determine the value of f: 0.49^f = 0.7 - Sequence
Calculate what member of the sequence specified by (5n-2+15) has value 20. - Sequence 5535
Find the value of the third member of the sequence if the sequence is given by: 3^n + 93. - In 1970
In 1970 the population was 24,000. In 1980 the population was 28,800. By what percent did the population increase? - Expression: 4085
Determine the value of x and y in the expression: x! · 10^y = 0.0504. - Simplify logarithm expr
Given that logxU + logxV =p and logxU - logxV =q Prove that U=x^½(p+q) - Coordinates 21553
I have to calculate the basis of the exponential function f: A on x. The function passes through point A with coordinates (-2, twenty-five quarters). - Equation: 4386
Solve the power equation: 2.1463 = 0.4179x0.419 - Equation: 4197
Solve the equation: (4096^x) · 8! = 161280 - Double of principal
How long will it take for the principal to double at 12.25% annual interest? - Exponential equation
Find x, if 625^x = 5 The equation is exponential because the unknown is in the exponential power of 625 - Virus
We have a virus that lives one hour. Every half hour produces two child viruses. What will be the living population of the virus after 3.5 hours? - Determine 3841
Determine the value of x: 2^x = (2^-3): 2
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