# Exponential equation - practice problems

Direction: Solve each problem carefully and show your solution in each item.#### Number of problems found: 119

- Log

If log_{4}x+ log_{8}x = log_b x, what is b? - Exponential equation

Solve exponential equation (in real numbers): 2^{3x-6}=9 - Exponential 8360

Solve the exponential equation: 8 raised to x = 40 - Exponential equation

In the set R, solve the equation: 7^{ -5 +19x}=4^{ 3 -20x} - Expression 3815

Determine what number equals z in the expression 3^z = 1/243 - Expression 3801

What is the value of x in the expression 8^x = 1/64 - Powers 3

2 to the power of n divided by 4 to the power of -3 equal 4. What is the value of n? - Determine 3861

Determine the value of f: 0.49^f = 0.7 - Coordinate

Determine the missing coordinate of the point M [x, $y] of the graph of the function f by rule: y = $b^{x} - Sequence

Calculate what member of the sequence specified by (5^{n-2}+15) has value 20. - Expression 3949

Determine what y equals in expression (16^y): 5 = 0.4 - Determine 4056

Determine x if 3^x: 3²996 = 81 - Expression: 4085

Determine the value of x and y in the expression: x! · 10^y = 0.0504. - Sum-log

The sum of two numbers is $s, and the sum of their logarithms (base 10) is $l. Determine these numbers. - Equation: 4386

Solve the power equation: 2.1463 = 0.4179x^{0.419} - Equation: 4197

Solve the equation: (4096^x) · 8! = 161280 - Expression 3811

Determine what y equals in the expression 5^y = 1/25 - 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 - Insert into GP

Between numbers 5 and 640, insert as many numbers to form a geometric progression so the sum of the numbers you entered will be 630. How many numbers must you insert?

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