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SEQUENCE AND SERIES
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ICSE-SEQUENCE AND SERIES -EXERCISE 14 (d)
- Find the A.M. between: 6 and 12
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- Find the A.M. between: 5 and 22
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- Find the A.M. between: ( cos theta + sin theta )^(2) and ( cos the...
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- Find the A.M. between: (x+y)^(2) and (x-y)^(2)
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- Insert : (i) 3 arithmetic means between 5 and 17 . (ii) 4 arithmet...
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- Find two numbers whose product is 91 and whose A.M. is 10.
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- If p arithmetic means are inserted between a and b, prove that d = (b-...
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- The sum of three numbers in A.P. is 33, and the sum of their squares i...
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- There are four numbers in A. P., the sum of the two extremes is 8, and...
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- The sum of the first three terms of an A.P. is 36 while their product ...
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- The angles of a triangle are in A.P. If the greatest angle is double t...
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- The sum of the first three consecutive terms of an A.P. is 9 and the s...
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- a(1),a(2),a(3),a(4),a(5), are first five terms of an A.P. such that a(...
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- The angles of a quadrilateral are in A.P. and the greatest angle is do...
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- If a,b,c are in A.P. show that a((1)/(b)+(1)/(c)),b((1)/(c)+(1)/(a))...
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- If (1)/(x) , (1)/(y) , (1)/(z) are A.P. show that xy,zx,yz are in A....
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- If (1)/(x) , (1)/(y) , (1)/(z) are A.P. show that xy,zx,yz are in A....
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- If (1)/(x) , (1)/(y) , (1)/(z) are A.P. show that (y+z)/(x) , (z+x)/...
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- If (b+c)^(-1), (c+a)^(-1), (a+b)^(-1) are in A.P. then show that (a)/(...
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- If (b+c-a)/(a) , (c+a-b)/(b) , (a+b-c)/(c) are in A.P. then prove that...
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