Username: giorgiana1976
Gender: Female
Member since: December 8, 2008
I am a: Teacher
Grades:
Doctorate
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About Me
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New Activity for giorgiana1976
- Answered a question in Science:
The recipes often cites palm, cedar, pine, fig, almond, and their fruit, and cane,...
- Answered a question in Science:
Sensitivity is the property of a portion of the nervous system to receive,...
- Added a post in Math:
Thank you for your advice!
- Added a post in Science:
Renewable energy are clean energies, as they don’t pollute the air, and they...
- Answered a question in Science:
Psychological effects of opioids
Opioids have a structure similar to that of...
- Answered a question in Math:
We have to deal with the additional vectorial structure called an inner product....
- Answered a question in Math:
We have to deal with the additional vectorial structure called an inner product....
- Answered a question in Math:
If you are looking for a demonstration of the value of true of this identity, you...
- Answered a question in Science:
1. Several factors play a role in producing global warming: the presence in the...
- Answered a question in Science:
Glass is found in nature as volcanic material (obsidian) and the form of...
- Answered a question in Science:
1. Transformer is the device for changing the voltage of a power supply, but only...
- Added a post in Math:
The more x tends to 0, the more (1/x) increases limitless. So, it doesn't matter...
- Answered a question in Math:
First of all, we'll write 2*cosx*cos(3x) as a sum, following the formula:
cos...
- Answered a question in Math:
Knowing the following formula:
cos a+cos b= 2 cos[(a+b)/2]cos[(a-b)/2] and
cos a -...
- Answered a question in Math:
Imagine that a is the sum of 2 angles, u and v, so u+v=a, and b is the difference...
- Answered a question in Math:
Q1: Let's suppose that the 2 numbers are "a" and "b".
So a+b=7 and a^2 + b^2=109...
- Joined a group:
Periodic Table
- Answered a question in Periodic Table:
Mercurry occures either as native metal or in cinnabar, or other minerals,...
- Created a topic in Math:
WRONG SOLVED BUT CLOSED QUESTION
- Answered a question in Math:
In order to see if x can be situated in the interval [0,2pi], we'll try to solve...
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