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There are 3 different outcomes for the fate of our universe:if the average density is smaller than what is known as the critical value, then the universe will carry on expanding fo...
All quadratic equations take the general form:
ax2+bx+c=0
The first step used to comlete the square is to divide the whole equat...
The subjunctive is a mood used in French to express emotions or ideas which are uncertain or subjective. Examples include to express doubt, emotions or will/ wanting.There isn't really an English equivale...
The subjunctive tense in Spanish can't be thought of like the other tenses (present continuous, perfect etc). It is used to reflect the mood of the speaker. In English, the subjunctive is not that comm...
The centre of gravity (or centre of mass) of an object is the point through which an object's weight will act through. In other words, the object will always balance around this point.
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