Write the First Four Terms of the Geometric Sequence with the Given

question 85

Multiple Choice

Write the first four terms of the geometric sequence with the given first term, a1, and common ratio, r.
- $$a _ { 1 } = 9 ; r = 2$$

• A) \(9,18,36,72 , \ldots\)
• B) \(9,11,13,15 , \ldots\)
• C) \(2,18,162,1458 , \ldots\)
• D) \(18,36,72,144 , \ldots\)

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Definitions:

Calcium

A chemical element and essential mineral for living organisms, crucial for bone health, muscle function, and nerve signaling.

Glycogen Stores

Accumulations of glycogen within the liver and muscles, serving as a form of energy storage for the body.

Sarcoplasmic Reticulum

A network of membrane-enclosed tubules in muscle cells that stores and releases calcium ions, critical for muscle contraction.

Transverse Tubules

These are extensions of the cell membrane that penetrate into the center of skeletal and cardiac muscle cells, facilitating the uniform contraction of the muscle.