Solve the Problem $t \geq 0$ , the Velocity of a Body Moving Along The

question 206

Multiple Choice

Solve the problem.
-At time $t \geq 0$ , the velocity of a body moving along the $s$ -axis is $v = t ^ { 2 } - 8 t + 7 .$ When is the body moving backward?

• A) \(1 < t < 7\)
• B) \(0 \leq t < 7\)
• C) \(0 \leq t < 1\)
• D) \(t > 7\)

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Definitions:

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the brain to the lower back, transmitting neural signals between the brain and the body.

Nervous System

The complex network of nerves and cells that transmit signals between different parts of the body, facilitating bodily functions and sensations.

Cerebrum

The largest part of the brain, responsible for voluntary activities, language, speech, sensory perception, and problem-solving.

Corpus Callosum

The large band of neural fibers connecting the two hemispheres of the brain and facilitating interhemispheric communication.