Math, asked by saurav3725, 10 months ago

if an be nth term of an A.P.and if a7=15, then the value of a2+a7+a12 is

Answers

Answered by nagathegenius

17

Answer:

Step-by-step explanation:

a7=15

a+6d=15

a2+a7+a12

a+d+a+6d+a+11d

3a+18d=3(a+6d)

3(15)

45

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