Express the Sum Using Summation Notation $$\sum _ { k = 1 } ^ { 4 } \frac { 1 } { 7 k }$$

question 30

Multiple Choice

Express the sum using summation notation.
- $$\sum _ { k = 1 } ^ { 4 } \frac { 1 } { 7 k }$$

• A) \(\frac { 1 } { 28 }\)
• B) \(\frac { 11 } { 42 }\)
• C) \(\frac { 5 } { 28 }\)
• D) \(\frac { 25 } { 84 }\)

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Definitions:

Reaction

A chemical transformation whereby initial reactants undergo a change to produce final products, involving the rearrangement of atomic bonds.

Stereochemical Detail

Details about the positioning of atoms in a molecule and the impact of this positioning on the molecule's actions and reactions.

Organic Product

A compound or material derived from living organisms or produced by chemical synthesis designed to mimic natural products.

Regio-

A prefix referring to the specific region or orientation of atoms within a molecule during a chemical reaction.