# How to Add and Subtract Functions?

Just as you can add and subtract numbers or polynomial expressions, you can add or subtract functions. Performing simple operations on functions is no more complicated than performing those operati...
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http://www.wikihow.com/Add-and-Subtract-Functions

## How to update camera's softwareEarlier it has many functions.But after giving to the repair many functions ar?

You go to the cameras internet site. Look for firmware updates for your camera. Download and install as per their instructions.

http://answers.yahoo.com//question/index?qid=20120822121303AApvmEv

## What are some of the functions of the functions of the departament of homeland secutity?

Aproching within 100 yards of a naval vessal.

http://wiki.answers.com/Q/What_are_some_of_the_functions_of_the_functions_of_the_depart...

## How to Write Functions as Products of Two Linear Functions?

A function is linear if its graph is a straight line. A linear equation, such as y = 3x + 1, can be written as a function by removing the equal sign and adding functional notation, e.g. f(x): 3x + ...
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http://www.ehow.com/how_8493014_write-products-two-linear-functions.html

## How to Subtract?

Subtraction is a simple mathematical operation that determines the difference between two numbers. Subtract smaller numbers mentally or use a pen and paper or electronic device for more complicated...
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http://www.ehow.com/how_8268249_subtract.html