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Re: Matrices, functions

From: Sebastian Schöps
Subject: Re: Matrices, functions
Date: Sat, 2 Dec 2017 03:45:51 -0700 (MST)

Egshiglen Bat-Erdene wrote
> I have a quetionabout function on matrices. Its a homework
> The question is
> Write a function that applies the function 2(sinx)^2 +1 to every second
> column of a matrix.

The exercise is quite clear, so what is your actual question about it? 
You do not expect us to solve it for you, do you?

Some links that may be useful
* learn how to do element-wise operations

* how to index a matrix

* find out about trigonometric functions


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