Find the Sum of the Indicated Terms of the Geometric

question 129

Multiple Choice

Find the sum of the indicated terms of the geometric sequence. 3, 12, 48 ... (to 6 terms)

• A)s = 4,095
• B)s = 4,098
• C)s = 4,101
• D)s = 4,092
• E)none of the above

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Definitions:

Weber's Constant

A principle in psychophysics that quantifies the smallest change in a stimulus that can be detected, stating that this change is a constant proportion of the original stimulus intensity.

Threshold

The point at which a stimulus is strong enough to be detected or to cause a response.

Difference Threshold

The smallest detectable difference between two stimuli or the minimum change in a stimulus that can be correctly perceived as differing from a reference stimulus.

Just Noticeable Difference

The minimum difference in stimulus intensity that a specific sense (like sight, hearing, taste, touch, or smell) can detect.