Maths · Arithmetic and Geometric progressions
If the term of an A.P. is , then the common difference, is equal to
If the \( n^{t h} \) term of an A.P. is \( 4 n+1 \), then the common difference, \( d \) is equal to
- A. 3
- B. 4
- C. 5 \)
- D. 6
Step-by-step solution
The nth term of an AP is given by a + (n-1)d. Given T_n = 4n+1, comparing with dn + (a-d) gives d = 4.
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