If Y Varies Directly as X, Find a Linear Function $y = 5$

question 161

Multiple Choice

If y varies directly as x, find a linear function which relates them.
- $y = 5$ when $x = 40$

• A) \(f ( x ) = \frac { x } { 8 }\)
• B) \(f ( x ) = x + 35\)
• C) \(f ( x ) = \frac { x } { 5 }\)
• D) \(f ( x ) = 8 x\)

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Definitions:

Reciprocal Innervation

A neurological process where the activation of one muscle is accompanied by the relaxation of its antagonist muscle.

Stretch Reflex

A muscle reflex that responds to the stretching within the muscle, automatically contracting the muscle in response to its stretching in order to protect the muscle from over-stretching.

Patellar Tendon

The tendon that connects the patella (kneecap) with the tibia (shinbone), playing a key role in knee extension.

Quadriceps Femoris

A group of four muscles located at the front of the thigh, which are crucial for walking, running, and jumping by extending the knee.