thilina-g
thilina-g
Male
November 5, 2011
Teacher
College - Junior
Engineering
Chemical engineering, process modelling, biorenewable energy sources and bioethanol
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Answered a Question in Math
If we assume that we select a student for president position first (normally that...
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The total number of ex-cons is 1000. We know according to basic probability...
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Answered a Question in Science
Nuclear fusion is the process in which two atoms are joined or fused...
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`y = sec(sqrt(x))` `y' = lim_(h-gt0) (sec(sqrt(x+h)) - sec(sqrt(x)))/h` `y' =...
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`DeltaG^o` is the Gibbs free energy. `DeltaG^o = -RTlnK` `R =...
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The length of the wire can be found by using the Pythagoras theorem. The TV tower,...
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The integral you have to solve is, `y = int_0^kxe^(-x)dx` The integral...
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We know, `1 L = 1000 mL` `1L = 1000 cm^3` `1 cm = 0.01m` ...
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The initial amount of loan = 25500 The amount outstanding before 1st year payment...
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We can talk about the acids and bases using the pH scale at room temperature which...
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`|(x+3)/(x-1)|gt1` This will give two initial solutions, `(x+3)/(x-1) gt 1` or...
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`x^2/16-y^2/9 = 1` If we rearrange this as below, we can talk about domain more...
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`y = 1/(x+1)` The domain of y is `{x in R; x!=-1}` The range of y is `{y in...
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If the numbers are x and y, `x+y = 3` and `y^2/x^2 = 4` Then, `y...
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I assume you have indicated, `x^3-ax^2+5` Then if you divide it by `(x-2)` using...
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`z1 = (5+a) + 4i` `z2 = 3+(2b-3)i` For two complex to be equal to each other,...
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`N = N_0 e^(-kt)` If the substance has a half life of 10 days, `N/(N_0) =...
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`log_2 1/8 + log_5 125 + log_27 9` We can rewrite, `1/8 = 1/2^3 = 2^(-3)`...
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If the velocity of the boat is u and velocity of the current is v then we can...
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`f(x) = 2x^4-11x^3+17x^2` To find the extreme points. you...
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`y = x^2/(x^2+1)` To find extreme points, we should find the...
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Two angles are complementary to each other if they add up to form a 90 degrees or...
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The probability of A hitting target `= 3/4` The probability of B hitting target `=...
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