Find the Sum $$\sum _ { k = 1 } ^ { n } 5 \cdot 7 ^ { k - 1 }$$

question 157

Multiple Choice

Find the sum.
- $$\sum _ { k = 1 } ^ { n } 5 \cdot 7 ^ { k - 1 }$$

• A)\( - \frac { 5 } { 6 } \left( 1 - 7 ^ { n - 1 } \right)\)
• B) \(- 5 \left( 1 - 7 ^ { n } \right)\)
• C)\( = \frac { 5 } { 6 } \left( 1 - 7 ^ { n } \right)\)
• D) \(= 30 \left( 1 - 7 ^ { n } \right)\)

Recognize the application of operant conditioning principles in real-life scenarios.

Distinguish between operant and classical conditioning.

Understand the concept of shaping and successive approximations in behavior modification.

Comprehend the law of effect and its significance in learning processes.

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