Calculate the values of a polynomial.Input parameter p - vector of polynomial coefficients, x - matrix of the argument values.
x=[1 2;3 4]
result=[ 0 -1; -2 -3]
Times 2 - START HERE
Getting the indices from a matrice
Area of an equilateral triangle
Rounding off numbers to n decimals
Get derivarive of polynomial given as vector array.
Form a square matrix from four square sub-matrices
Replace x value into y value in string text.
Count given word x in text.
Find the volume of cone
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