The sum is not 1 by the way

NIVERSITY F ALBERTA eClass My courses / MATH 101 (LEC A1 Spring 2022) / Pre-Class Quizzes / Pre-Class Quiz 9 0o ( 2 x - 1 ) " The series _n=0 2n+1 is convergent if and only if x E (a, b), where a = and b For x in the above interval, the sum of the series is s = Check