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BEYOND PUBLICATION-PROGRESSIONS-EXERCISE
- The series (n-1),(n-2),(n-3),…. Is a type of
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- If log a, log b, log c are in A.P. then a,b,c are
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- pi+2,pi,pi-2,pi-4,….write the first term and the common difference.
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- If the 5^(th) and 10^(th) terms of an A.P. are -6 and -21 respectively...
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- If the sum of the first n terms of an A.P. is 3n+n^2, what is the firs...
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- Find 'x' so that 5x-3,8x and 15x+3 are in G.P. and taking x as positiv...
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- If the geometric progressions 256,64,16,….and 1/16,1/4,1,….. Have thei...
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- 2a,3a,4a….is in AP then d=
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- a^3,a^4,a^5,….. Are in G.P then r=
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- G.M of P,Q,R is…..
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- A.M of P^2+Q^2 and P^2-Q^2 is….
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- P,Q,R are in A.P then 1/P,1/Q,1/R are in
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- In A.P a15=30 and d=2 Then a=….
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- sum n = 5. Then sum n^3=
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- A.M of 20 and 40 is…..
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- If an=(n(n+1))/2 a4=…..
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- 5, 1, -3, -7, ……….a(10)= ……………..
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- an=(n-1)(n-2) then a5=….
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- Which term of AP 7+4+1+……….is -56 ?
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- In a G.P, 25,125,625….. Then r=
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