If 2x ,x+10 ,3x+2 are in A.P., find the ...

If `2x ,x+10 ,3x+2` are in A.P., find the value of `xdot`

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RD SHARMA ENGLISH-ARITHMETIC PROGRESSIONS-All Questions

If the seventh term of an AP is 1/9 and its ninth term is 1/7, find it...
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The 24th term of an A.P. is twice its 10th term. Show that its 72th...
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If 2x ,x+10 ,3x+2 are in A.P., find the value of xdot
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The sum of 5th and 9th term of an A.P. is 72 and the sum of 7th and...
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Write an AdotPdot having 4 as the first term and -3 as the comon diffe...
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Show that the sequence defined by an=2n^2+1 is not an AdotPdot
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Number of students left in the school auditorium from the total str...
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The amount of money in the account every year, when Rs 10000 is deposi...
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