Question

the 4th term of AP is twice the first and the 7th term exceeds twice the third term by 11. Find AP​

Answer 1

Answer:

AP=-33, - 44,-55, - - -

Step-by-step explanation:

Let the first terms be =a

Acc to ques

=a+3d=2a

3d=a ---(1)

A+6d=2(a+2d)+11

D=-11 putting in eq (1)

We get

A=-33

And the AP is - 33,-44,-55 and so on

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