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MODERN PUBLICATION-SEQUENCES AND SERIES-EXERCISE
- A farmer, buys a used tractor for Rs.. 12000. He pays Rs.6000 cash and...
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- Shamshad Ali buys a scooter for Rs 22000 He pays Rs. 4000 cash And ag...
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- Two cars start together in the same direction at the same place.The fi...
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- The ages of the students of a class form an A.P. whose common differen...
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- If b^2+c^2, c^2+a^2, a^2+b^2 are in A.P. prove that : 1/(b + c), 1/(c...
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- If a^(-1),b^(-1),c^(-1),d^(-1) are in A.P., then show that : b=(2ac)/(...
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- If a(1)=1, a(2)=5 find the common difference and 5th term of A.P
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- If the A.M. between pth and qth terms of an A.P. be equal to the A.M. ...
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- If a, b, c are in A.P., prove that : a^3+4b^3+c^3=3b (a^2+c^2).
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- If a^2 (b+c),b^2(c+a) , c^2(a+b) are in A.P., show that : either a, b,...
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- If the mth, nth and pth terms of a G.P. form three consecutive terms o...
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- If x,y,z are in G.P. and a^x= b^y=c^z, prove that logb a. logb c=1.
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- We are given two G.P.'s, one with the first term 'a' and common ratio ...
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- If Sn represents the sum of n terms of a G.P. whose first term and com...
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- If a,b,c are in GP, show that the equations ax^(2)+2bx+c=0 and dx^(2)+...
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- Find the derivative of the following y=x+1/x+sinx
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- The sum of the first three consecutive terms of G.P. is 13 and the sum...
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- If 1/(a+b)+1/(b+c)=1/b, prove that a, b, c are in G.P.
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- 150 workers were engaged to finish a job in a certain number of days. ...
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- The height of a plant at a certain date is 1.6 metre. If it increases ...
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