Question

The 8th term of an ap is 17. Its 14th term is -29 the common difference of ap is

Answer 1

Answer:

d = -7.6

Step-by-step explanation:

a14 = a + 13d = -29

a8 = a + 7d = 14

subtract both the equations

6d=-46

d = -7.6

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Answer 2

Answer: d= -7.6

Explanation:

a14 => a + 13d = -29  ...(1)

a8 => a + 7d = 14  ...(2)

(1) - (2) => 6d=-46

                  d = -7.6