Is the progression 3,9,15,21....is in Ap
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Answered by
9
Answer:
D=A2-A1=A3-A2=A4-A3
D=9-3=15-9=21-15
D=6=6=6
so this progressions in AP
Answered by
0
Answer:
D= A2-A1=9-3=6
D=,,,,,,,,,,,,,,15-9=6
D=,,,,,,,,,,,,,,21-15=6..
this progression is in ap.......
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