Math, asked by rajsinghpawar14, 11 months ago

if 6th and 8th term of an ap are 12 and 22 respectively then second term is?​

Answers

Answered by rani49035
19

Answer:

according to question

a6 = 12 = a + 5d ....(1)

a8 = 22 = a + 7d ....(2)

subtract ...(1) from ....(2)

we get

2d = 10

d = 5

put this in any of the equation

we get

a = - 13

a2 = second term = a + d = -13 + 5 = -8

second term = -8

hope this will help you

Answered by bhavyagoelshanu
7

Step-by-step explanation:

a+5d=12

a+7d=22

- - -

-2d=-10

d=5

a= -13

2nd term= -13+5= -8

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