Equation 6738

Solve the given equation in the set N:
1 - x + x2 - x3 + x4 - x5 +…. + = 1/3

Correct answer:

x =  2

Step-by-step explanation:

a1​=1 a2​ = −x  q = a2​/a1​ = −x q = a3​/a2​ = −x  s =  1−qa1​ ​ = 1/3  3 ⋅ 1 = 1−q  3⋅ 1=1−(−x)  x=2  x=12​=2  x=2  q=−x=−2 ∣q∣ > 1 => P={ 0 }

Try another example


Did you find an error or inaccuracy? Feel free to write us. Thank you!







Tips for related online calculators
Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.
Do you have a linear equation or system of equations and are looking for its solution? Or do you have a quadratic equation?

You need to know the following knowledge to solve this word math problem:

Grade of the word problem:

Related math problems and questions: