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1. INTEGRATE A)∫dx/x22(x7-6) B)∫dx/(x+3)8/7(x-2)6/7 C) ∫(lnx-1)/((lnx)2-1)dx ...
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I have posted this write up on facebook... You can have a look if you want... To be able to see it you need to like this page first (the story has been posted in this page): http://www.facebook.com/i4s.co.in Then the link to ...
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What was the cutoff for VITEEE in 2011. Please tell me rank v/s marks analysis if you have proper Information. I got this http://www.myengg.com/engg/info/2138/viteee-2010-cutoffs-rank-predictor/ Are these right cutoffs. And a ...
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What was the cutoff for VITEEE in 2011. Please tell me rank v/s marks analysis if you have proper Information. I got this http://www.myengg.com/engg/info/2138/viteee-2010-cutoffs-rank-predictor/ Are these right cutoffs. And a ...
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What was the cutoff for VITEEE in 2011. Please tell me rank v/s marks analysis if you have proper Information. I got this http://www.myengg.com/engg/info/2138/viteee-2010-cutoffs-rank-predictor/ Are these right cutoffs. And a ...
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A mixture of H2O(v), CO2 and N2 was trapped in a glass apparatus with a volume of 0.731 ml. The pressure of total mixture was 1.74 mm of Hg at 23°C. The sample was transferred to a bulb in contact with dry ice(-75°C) so tha ...
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Sorry if this is silly, If sound travels faster in solids than in air then why on closing our ears we cannot hear the sound properly? ...
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The number of quadratic equations, which are unchanged by squaring their roots is ? ...
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The number of quadratic equations, which are unchanged by squaring their roots is ? ...
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Find the sum of n terms: 1+2(1-a) +3(1-a)(1-2a)..........k(1-a)(1-2a)...{1-(k-1)a} ...
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*Image* http://postimage.org/image/she97yup7/ ...
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The number of quadratic equations, which are unchanged by squaring their roots is ? ...
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Well ,the title is obvious. Any thing to share. Personally, I feel that this year's paper was DIFFICULT than the Previous years one. The questions which were doable were lenghtly (not all I mean) and some were really outsmart ...
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Well ,the title is obvious. Any thing to share. Personally, I feel that this year's paper was DIFFICULT than the Previous years one. The questions which were doable were lenghtly (not all I mean) and some were really outsmart ...
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best of luck to all JEE candidates :) ...
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\hspace{-16}\bf{\int_{-3}^{3}x^8.\left\{x^{11}\right\}dx=}$\\\\\\ Where $\bf{\{x\}=}$ Fractional Part function......... ...
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An open vessel at 27°C is heated until the 3/5 of the moles of the air in it has been expelled. Assuming that the volume of the vessel remains constant, what is temperature to which the vessel has been heated. a) 27°C b) 30 ...
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can any one help me how to determine whether there are ny peroxide linkage or not without knowing the structure of the particular compound ...
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Question: f(x)=(2x-∩)3 +2x - cosx. Then the value of |f'(f-1(x))| at x=∩ is _______? answer: 1/3 I think drawing the graph is only way. Any accurate and easier solution please tell me. (SOURCE: ARIHANT) ...
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Let x={a1,a2,a3,......,a6} and y={b1,b2,b3}. Then number of functions f from x to y such that it is onto and there are exactly three elements in x such that f(x) =b1, is a) 75 b) 90 c) 100 d) 120 Ans: (d) Please explain how t ...
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Question: f(x)=(2x-∩)3 +2x - cosx. Then the value of |f'(f-1(x))| at x=∩ is _______? answer: 1/3 I think drawing the graph is only way. Any accurate and easier solution please tell me. (SOURCE: ARIHANT) ...
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\lim_{n->infinity}(\sum_{r=1}^{m}{r^{n}})^{1/n} is equal to: (n belongs to Natural nos.) a) m b) m/2 c)em d)em/2 Ans: (a) please tell me the method to solve this..... (SOURCE ARIHANT DIFF CALC.) ...
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\int_{0}^{x}{f(t)d(t)} ----> 5 as |x| ---> 1, then value of 'a' so that the equation 2x + \int_{0}^{x}{f(t)d(t)} = a has at least two roots of opposite signs in (-1,1) is a) 0<a<1 b) 0<a<3 c) -1<a<∞ ...
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Question: f(x)=(2x-∩)3 +2x - cosx. Then the value of |f'(f-1(x))| at x=∩ is _______? answer: 1/3 I think drawing the graph is only way. Any accurate and easier solution please tell me. (SOURCE: ARIHANT) ...
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*Image* In above figure note the hybridization of Nitrogen and sulfur mentioned.... Do you find mistakes? *Image* Again, note hybridization of Nitrogen.... Don't you find any blunders? *Image* sp2 Hybridization for Nitrogen a ...
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A tank contains 100 Litres of an aqueous solution containing 10 Kg of salt water is entering in the tank at the rate of 3 Litres per minute and the mixture is flowing out at 2 litre per minute, the concentric is maintained un ...
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1) Why ether is used in preparing Grignard's Reagent? 2) C6H12 (A) has chirality but on hydrogenation A is converted into C6H14( B) in which the chirality disappears. Write the IUPAC name of A. ...
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1) Why ether is used in preparing Grignard's Reagent? 2) C6H12 (A) has chirality but on hydrogenation A is converted into C6H14( B) in which the chirality disappears. Write the IUPAC name of A. ...
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1))Locate the Chiral carbon in the following compounds:: a) 2-cyclopenten-1-ol b) 1,1,2-trimethylcyclobutane c) 2-methylcyclohexanone d) 4-methylcyclohexanone 2) Write the structure of the compound of C4H8 which reacts with a ...
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I don't know which book to follow for organic chemistry. I have the arihant organic book(by R.K.Gupta) but i don't like the pattern as it does not give any explanation to the answers of the exercises. Is the new arihant Organ ...
