Use the Principle of Mathematical Induction to Show That the Statement

question 67

Essay

Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.
- $$7 + 14 + 21 + \ldots + 7 n = \frac { 7 n ( n + 1 ) } { 2 }$$

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Definitions:

-esis

A suffix used in medical terminology to denote a process or condition.

-us

A morphological ending in Latin or Greek used in medical terminology, typically indicating a masculine singular noun.

-ole

A suffix used in chemistry to denote a smaller or lesser compound, often used in naming molecules.

-plegia

A suffix denoting paralysis or a stroke affecting a specified part of the body.