Math, asked by nishantgangwar010, 6 months ago

a8 = 17 and a14 = 29 then find d

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Answered by Anonymous

15

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Answered by Anonymous

2

Answer:

2

Step-by-step explanation:

a8 = 17

a8 = a + 7d

a + 7d = 17 -----> eq 1.

a14 = 29

a14 = a + 13d

a + 13d = 29 -----> eq 2.

eq 2 - eq 1,

a + 13d = 29

- a - 7d = - 17

___________

0 + 6d = 12

6d = 12

d = 12 / 6

d = 2

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