Use the Formula for the Sum of the First N

question 85

Multiple Choice

Use the Formula for the Sum of the First n Terms of an Arithmetic Sequence
-Find the sum of the odd integers between 38 and 70.

• A) 864
• B) 810
• C) 972
• D) 918 Write out the first three terms and the last term of the arithmetic sequence.

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Definitions:

Ossicle

A small bone, particularly one of the three bones located in the middle ear known as the malleus, incus, and stapes.

Prosthesis

An artificial device used to replace a missing body part, such as a limb, tooth, or heart valve.

Inner Ear

The innermost part of the ear, containing the cochlea, vestibule, and semicircular canals, responsible for hearing and balance.

Tympanic Membrane

A thin membrane that separates the external ear from the middle ear and vibrates in response to sound waves; commonly known as the eardrum.