Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 10th

# Check whether the following sequence is in A.P. -13,0,13,23,... - Mathematics

Sum

Check whether the following sequence is in A.P.

(-1)/3, 0, 1/3, 2/3, ...

#### Solution

(-1)/3, 0, 1/3, 2/3, ...

t2 – t1 = 0 - (- 1/3)

= 0 + 1/3 = 1/3

t3 – t2 = 1/3 - 0 = 1/3

t2 – t1 = t3 – t

The sequence is in A.P.

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#### APPEARS IN

Samacheer Kalvi Mathematics Class 10 SSLC Tamil Nadu State Board
Chapter 2 Numbers and Sequences
Exercise 2.5 | Q 1. (iv) | Page 61