Topic: Solving Exponential Equations
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Answers to Common Questions
How to Solve an Exponential Equation
First, review the basic rules of logarithms. For any two positive numbers a and b, the following rules can be applied: Log(ab) = Log(a) + Log(b) Log(a/b) = Log(a) - Log(b) Log(a^b) = (b)Log(a) In the examples below, it will not matter if yo... Read More »
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How to solve these exponential equations?
16 - 5 * 2^(x - 1) = 336 4 * 3^(2x + 1) - 18 = 90 16 - 5 * 2^(x - 1) = 336 -5 * 2^(x - 1) = 320 2^(x - 1) = -64 No solution. Are you sure you wrote it down correctly? 2^a can never be negative. If the problem was: 16 + 5 * 2^(x - 1) = 336 T... Read More »
Source: http://answers.yahoo.com/question/index?qid=20111229094152AAafOT1
How to Solve An Equation?
In order to solve an equation you will need to adhere to the rules of mathematics. You will solve the problem according to which operation is performed first. Read More »
Source: http://answers.ask.com/Science/Mathematics/how_to_solve_an_equati...
More Common Questions
Answers to Other Common Questions
In school we were instructed to find a common denominator. For example if your problem was 1/4 +1/2 , you would change it to 1/4 + 2/4= 3/4
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Source: http://answers.ask.com/Science/Mathematics/how_to_solve_equations...
There are actually three different ways that you can solve systems of equations. These are: the graphing method, the substitution method, and the elimination method.
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Solving a linear equation with two variables, x and y, is quite easy. All you need to do is isolate the x variable by solving for it. Once you have the exact x value, you simply plug it in the original equation to get the answer for the y v...
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Source: http://answers.ask.com/Science/Mathematics/how_to_solve_a_linear_...
Consider the algebraic equations can be of any degree.Depending upon the degree the number of the values of the variables will vary. Consider the example equation x + 5y = 45.<br/>Then x = 45 - 5y.<br/>If the value of y is known then x can be calcula...
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Source: http://answers.ask.com/Science/Mathematics/how_to_solve_algebra_e...
Quadratic equations are a type of algebraic mathematics. Solving a quadratic equation involves factoring the problem and then solving for the unknown variable. You can check your answer by placing the number you calculated back into the equ...
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Math equations are solved using predetermined and agreed upon rules concerning operators, numbers and constants used. This results in completely consistent answers that can be duplicated.
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Basically, to solve radical equations, you must first isolate the variable that is in the equation. Once you do this, you will be able to solve for it. To find more information click here: http://www.purplemath.com/modules/solver...
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Source: http://answers.ask.com/Science/Mathematics/how_to_solve_radical_e...
