Question

Show that the
ion 3, 9, 15, 21 is
an ap write the
first term and common
difference
​

Answer 1

Answer:

a=3,d=6

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Common difference = 9-3 = 6 = 15-9= 6....hene it is in A.P.

first term ( a ) = 3

common difference ( d )= 9-3= 6

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