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[" If "10" times the "10^(" th ")" term ...

[" If "10" times the "10^(" th ")" term of an A.P.is equal to 15times the 15therm,show that 25" term of "],[" the A.P.is zero."]

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If 10 times the 10 t h term of an A.P. is equal to 15 times the 15 t h term, show that 25 t h term of the A.P. is zero.

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