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MODERN PUBLICATION-SEQUENCES AND SERIES-EXERCISE
- Split 69 into three parts in A.P. such that the product of the two sma...
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- Solve the equation : 1+6+11+ 16+.....+x= 148
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- Solve the equation : 2+5+8+ 11+...... +x = 345.
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- The sum of four numbers in A.P. is 4 and their product is 385. Find th...
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- Find four terms in A.P. whose sum is 20 and the sum of whose squares i...
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- We are given an A.P. with 1st term a and common difference d. If ea...
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- We are given an A.P. with 1st term a and common difference d. If eac...
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- If a, b, c are in A.P., prove that : b+c,c+a,a+ b are also in A.P.
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- If a, b, c are in A.P., prove that : 1/(sqrtb+sqrtc), 1/(sqrtc+sqrta...
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- If a, b, c are in A.P., prove that : (b+c)^2-a^2, (c+a)^2-b^2, (a+b)...
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- If 1/a,1/b,1/c are in A.P., prove that : (b + c)/a, (c + a)/b, (a + ...
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- If 1/a,1/b,1/c are in A.P., prove that : a(b + c), b(c + a), c(a + b...
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- If a+b+c ne 0 and (b + c)/a, (c + a)/b, (a + b)/c are in A.P., prove ...
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- If a^(2),b^(2),c^(2) are in A.P. Prove that (a)/(b+c),(b)/(c+a),(c)/(a...
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- If a(1/b +1/c) , b(1/c +1/a), c(1/a + 1/b) are in A.P. Prove that a,b,...
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- Find 'r' and write the fourth term of the following progressions : ...
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- Find 'r' and write the next four terms of the following progressions :...
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- Find the 20th and nth terms of the G.P. 5/2,5/4,5/8,.....
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- Find the indicated term(s) of the following G.P.'s : 12, 8, 16/3, ……...
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- Which term of the geometric sequences : 2, 8, 32, is 131072 ?
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