Question

Find missing term


The sequence  .., 13, .., 3

Answer 1

Second term = 13

A + D = 13....1

Fourth term = 3

A + 3D = 3....2

Subtract 1 and 2

-2D = 10

D = -5

So put d in 1

A= 18

Now 3rd term

= 18 -10 = 8

Answer 2

Answer:

Refer the attachment mate

Step-by-step explanation:

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