For the Following Set of Scores,what Is (Are)

question 2

Multiple Choice

For the following set of scores,what is (are) ?
7,8,10,10,11,12,13,13,15

• A)4,3,2,1,0,1,-1,-2,-2,-4
• B)-4,-3,-1,-1,0,1,2,2,4
• C)4,3,1,1,0,1,2,2,4

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Definitions:

Input Speed

The rotational speed at which power or motion enters into a system, such as the speed at which an engine's driveshaft rotates.

Gearset

An assembly of gears designed to transfer mechanical energy from one section of a machine to another.

Spur Gear

A type of gear with straight teeth mounted on a parallel shaft, used in machinery to transmit motion and power.

Machined Straight

The process of shaping or finishing a material, usually metal, to create a straight and precise surface using a machine tool.