Question

If in the AP COMMON DIFFERENCE IS -4 AND THE SEVENTH TERM IS 4 THEN FIND THR FIRST TERM

Answer 1

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Answer 2

Answer:

As given here common difference ,d =-4

and the seventh term is 4.

hence , a7=a+6d

that is , 4=a+6×(-4)

=4=a-24

=4+24=a

=28=a

therefore ,a=28