IF a , a-3 , 2a ARE IN ARITHMETIC PROGRESSION , THEN a IS ?
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here a=a
d=•(a-3)-a=(2a)-a-3
=•3=a-3
=•(a=6)
d=•(a-3)-a=(2a)-a-3
=•3=a-3
=•(a=6)
maddy4747:
thanks dear ....
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IF a , a-3 , 2a ARE IN ARITHMETIC PROGRESSION , THEN a IS ?
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