Question

the 4th term from the end of the ap : -11, -8, -5, ..., 49

Answer 1

Answer:

Step-by-step explanation:

to find the term from the last you can reverse the progression as

49,46,43 ...-8,-11

now write the

first term(a)=49

common difference(d)=-3

now find the 4th term

T4=a+3d

   =49+3(-3)

   =49-9

   =40

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