Solved

Express the Sum Using Summation Notation $\sum _ { k = 1 } ^ { 4 } \left( - \frac { 1 } { 4 } \right) ^ { k }$

Question 91

Multiple Choice

Express the sum using summation notation.
- $\sum _ { k = 1 } ^ { 4 } \left( - \frac { 1 } { 4 } \right) ^ { k }$

A) $= \frac { 47 } { 256 }$
B) $- \frac { 51 } { 256 }$
C) $\frac { 51 } { 256 }$
D) $\frac { 85 } { 256 }$

Related Questions

Q88: An arithmetic sequence is given. Find the

Q89: Find the first term, the common difference,

Q90: Determine whether the given sequence is

Q92: A geometric sequence is given. Find

Q93: Find the indicated term of the sequence. -The

Q94: Write out the first five terms of

Q95: Solve the problem. -A local civic theater has

Q126: Determine whether the sequence is arithmetic. -2, -1,

Q140: Determine whether the sequence is arithmetic. -2, 4,

Q191: Determine whether the sequence is arithmetic. -2, -3,