Question

-5,-3,3,7 common difference

Answer 1

a1, a2, a3, a4 =-5, -3, 3, 7

Common difference (d) = a2 - a1

= -3 -(-5)

= -3 + 5

= 2

d = a3 - a2

= 3 -(-3)

= 3 + 3

= 6

d = a4 - a2

= 7 - 3

= 4

Since the are not in AP so the common difference is not same

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