Question

Find the first term and common difference for each of the A.P. 5, 1, - 3, - 7
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Answer 1

Answer:

given A.P is 5 ;1,-3,-7,.....

first term =a=a1=5

second term a2=1

common difference d=a2-a1=a3-a2

d=1-5

d=-4

Therefore ,

first term a=5

common difference d =-4

.......

Answer 2

Step-by-step explanation:

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