Determine Which Series Is Convergent $- \frac { 2 } { 7 } + \frac { 3 } { 8 } - \frac { 4 } { 9 } + \frac { 5 } { 10 } - \frac { 6 } { 11 } - \ldots$

Q38: Find a formula for the general

Q39: <span class="ql-formula" data-value="\text { Find the partial

Q40: Determine whether the geometric series converges

Q41: Determine whether the sequence defined by

Q42: Find an expression for the

Q44: Determine whether the given series is

Q45: Use multiplication or division of power

Q46: Find the radius of convergence and

Q47: Which of the given series are

Q48: Determine whether the sequence convergent or