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Solution - Linear equations with one unknown

x=5thfo(0.333)=0.80274
x=5throotof(0.333)=0.80274

Step by Step Solution

Reformatting the input :

Changes made to your input should not affect the solution:

 (1): "x5"   was replaced by   "x^5". 

Rearrange:

Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

                     3*x^5-(1)=0 

Step by step solution :

Step  1  :

Equation at the end of step  1  :

  3x5 -  1  = 0 

Step  2  :

Polynomial Roots Calculator :

 2.1    Find roots (zeroes) of :       F(x) = 3x5-1
Polynomial Roots Calculator is a set of methods aimed at finding values of  x  for which   F(x)=0  

Rational Roots Test is one of the above mentioned tools. It would only find Rational Roots that is numbers  x  which can be expressed as the quotient of two integers

The Rational Root Theorem states that if a polynomial zeroes for a rational number  P/Q   then  P  is a factor of the Trailing Constant and  Q  is a factor of the Leading Coefficient

In this case, the Leading Coefficient is  3  and the Trailing Constant is  -1.

 
The factor(s) are:

of the Leading Coefficient :  1,3
 
of the Trailing Constant :  1

 
Let us test ....

  P  Q  P/Q  F(P/Q)   Divisor
     -1     1      -1.00      -4.00   
     -1     3      -0.33      -1.01   
     1     1      1.00      2.00   
     1     3      0.33      -0.99   


Polynomial Roots Calculator found no rational roots

Equation at the end of step  2  :

  3x5 - 1  = 0 

Step  3  :

Solving a Single Variable Equation :

 3.1      Solve  :    3x5-1 = 0 

 
Add  1  to both sides of the equation : 
 
                     3x5 = 1
Divide both sides of the equation by 3:
                     x5 = 1/3 = 0.333
                     x  =  5th root of (1/3) 

 
The equation has one real solution
This solution is  x = 5th root of ( 0.333) = 0.80274

One solution was found :

                   x = 5th root of ( 0.333) = 0.80274

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