Math, asked by ashwinsuraj2, 8 months ago

The algebraic form of an arithmetic sequence is 7 n−3 . a) What is its common difference ? *​

Answers

Answered by saiaashirwad
2

Answer:

7

Short trick:

Common difference is mostly the co-efficient of n in algebraic form of an arithmetic sequence.

Step-by-step explanation:

Let the first term be a1 and second term be a2

a1 = 7(1) - 3 = 7 - 3 = 4

a2 = 7(2) - 3 = 14 - 3 = 11

Common difference = a2 - a1 = 11 - 4 = 7

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