Question

the 7th term of an ap is 4times it 2nd term and 12th term is 2 more than 3 times its 4th term.find 15th ap
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Answer 1

Answer:

44

Step-by-step explanation:

Explanation already attached

Answer 2

Answer:

44

Step-by-step explanation:

first u need to form the equations and then solve them using elimination method. then, u will get the values of 'a' and 'd'.

after that, just use the formula

an=a+(n-1) d