JiWilliams1532 JiWilliams1532

20-08-2018
Mathematics

contestada

Write the sum in sigma notation. $ \noindent 1 - x + x^2 - x^3 + \cdot\cdot\cdot + {(-1)}^n x^n $

Respuesta :

20-08-2018

[tex] 1-x+x^2-x^3...+(-1)^nx^n=\sum\limits_{n=0}^{\infty}(-1)^nx^n=\sum\limits_{n=1}^{\infty}(-1)^{n-1}x^{n-1} [/tex]

Answer Link

Otras preguntas

Which factor contributed to the entry of the United States into World War I? the imminent collapse of the Allies’ defenses German submarine attacks on America

Brenda drove three times as far as Jan. Brenda drove 24 more miles than Jan. How far did Jan drive?

how do you say i am nearly very hungry for lunch in french

A train traveling at 30 miles per hour reaches a tunnel which is 9 times as long as the train.If the train takes 2 minutes to clear the tunnel, how long is the

Which phrase completes the diagram? factors that led to new military alliances with European powers conditions necessary to complete the policy of Manifest De

There are 7 oz of sugar in a 16oz box of cereal. What percentage is sugar

A dishwasher uses 65 gallons of water to wash 5 loads of dishes. How many gallons of water would be used to wash 12 loads?

Which words in the sentence are conjunctions? Goldilocks chose the chair that was neither big nor small. Choose all answers that are correct. A. chose B. n

Which two main characteristics describe weather? A. gravity B. temperature C. air pressure D. clouds You have to choose 2.

The force of gravity depends mainly on objects _______?