Question

If the first term of an AP is 7 and 7th
term is 19, then common difference is *
O4
O 3
(0) O
1
O
2​

Answer 1

Step-by-step explanation:

a=7

a+6d=19

put value of a

7+6d=19

6d=12

d=2

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Answer 2

first term =7

7th term=19

c.d=term difference

position difference

=19-7

7-1

=12

6

=2

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