In a right angle triangle given area 'A'
one arm=x, another arm=2x
then find the value of x.
For example, area A=400 then x=20;
find radius of cone
Determine the square root
Element by element multiplication of two vectors
CONVERT TAN TO SIN
Given a 4x4 matrix, swap the two middle columns
Who invented zero?
Is it an Armstrong number?
Basics: 'Find the eigenvalues of given matrix
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