jeew-m
jeew-m
Male
July 11, 2012
Teacher
Graduate School
Engineering
Computer games,Watching football matches,Highway engineering
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Answered a Question in Science
The definition of isomers can be given as follows. An isomer is a compound that...
Answered a Question in Math
`x^2+y^2 = 5` To get the rising rates we should take derivative of the above with...
Answered a Question in Math
The general form of a circle which is having center (a,b) and a radius r is given...
Answered a Question in Math
`g(x) = (1/4)(sqrtx)` `y = (1/4)(sqrtx)` When x = 0 then `y =...
Answered a Question in Math
Let us say the amount of work to be done is X. If machine one takes t hrs to...
Answered a Question in Science
Cu and Ag both are metals that are located closely in the electrochemical series....
Answered a Question in Science
`NiCO_3+H_2SO_4 rarr NiSO_4+H_2O+CO_2` Mole ratio: `NiCO_3:NiSO_4 =...
Answered a Question in Science
Kinetic energy of an object which is having mass m and velocity v s given by the...
Answered a Question in Math
Let us say the amount of work done by one man per day is P. So the amount of work...
Answered a Question in Math
Let` t = x-1` Then `dt = dx` When `x = 0` then `t = -1` When...
Answered a Question in Math
Let us say cost function is C(x), revenue function is R(x) and profit function...
Answered a Question in Math
To do this we need to know the following rules. `log_a(b) = 1/(log_b(a))` ---(1)...
Answered a Question in Math
`[(3p^2-6p-45)/(p^2-p-20)]/[(2p^2+2p-24)/(2p^2-8p+6)]` `=...
Answered a Question in Science
Molar mass of O = 16g/(mol) Mass of O = 16g Amount of O moles = 16/16 =...
Answered a Question in Science
`CaCO_3+2HCl rarr CaCl_2+CO_2+H_2O` Mole ratio: `CaCO_3:CO_2 = 1:1`...
Answered a Question in Science
Electron configuration of Al atom can be given as follows. `Al =...
Answered a Question in Math
This is about composition of function. In `(f_0g)(x)` we have to replace x in f(x)...
Answered a Question in Science
We know that mass number of an atom is the sum of protons and neutrons inside the...
Answered a Question in Math
Let us say the total distance is Pkm. Time = distance/velocity ...
Answered a Question in Math
`sin^6A = (sin^2A)^3` `cos^6A = (cos^2A)^3` We know that;...
Answered a Question in Math
`f(x) =` `x^2+sinx` `f'(x) = 2x+cosx` At absolute minimum/maximum f'(x) =...
Answered a Question in Math
Answered a Question in Math
`8/((3x^2+1)(3x+1)) = (Ax+B)/(3x^2+1)+C/(3x+1)` `8 = (Ax+B)(3x+1)+C(3x^2+1)` `8...
Answered a Question in Math
Let us say the two numbers are A and B respectively. Sum of A and B is 45. `A+B...
Answered a Question in Math
`-x+y=4` `y=x^2-4x+2` Replace y with function of x. `-x+x^2-4x+2 = 4`...
