The Sum of the Terms of the Infinite Geometric Series

question 12

Multiple Choice

The sum of the terms of the infinite geometric series 1, 0.78, 0.78², 0.78³, ...is closest to

• A)infinity.
• B)1.78.
• C)0.56.
• D)4.55.
• E)128.21.

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Definitions:

Day-Neutral Plant

A plant that flowers regardless of the length of the period of light it is exposed to.

Short-Day Plant

A plant that flowers only when the length of daylight is less than a critical duration.

Critical Period

A specific time in an organism's development when it is particularly sensitive to certain environmental stimuli, which can have irreversible effects on future development.

Plant Hormone

A chemical substance produced in plants that regulates growth, development, and other physiological processes, acting as a signaling molecule within the plant.