Hydrogens in a Saturated Hydrocarbon
Given (c) carbon atoms in a saturated hydrocarbon molecule (all single bonds), how many hydrogen atoms (h) are in the molecule?
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Total resistance of resistors in parallel
What is the total resistance of a number of resistors in parallel?
A vector R contains the resistances (in Ohm) of n resistors,...
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Total resistance of resistors in series
What is the total resistance of a number of resistors in series?
A vector R contains the resistances (in Ohm) of n resistors, w...
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matrix of natural number
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 resides seially as shown in the examples below.
...
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Matrix with different incremental runs
Given a vector of positive integers
a = [ 3 2 4 ];
create the matrix where the *i* th column contains the vector *1:a(i)...
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Sum of first n positive integers
Given n, find the sum of first n positive integers
Example: If n=10, then x=1,2,3,4,5,6,7,8,9,10. The sum of these terms is 55