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Atoms combine with each other to form chemical compounds, such that the elements are always present in definite proportions by mass and this property can be used to make chemically different molecules with different mass, equal. But how can we equate such elements? It's like balancing two different compounds which are chemically dissimilar, which is similar to adding ...
When dealing with positive integers, exponents can be thought of as a shorthand notation for "repeated multiplication" of a number by itself several times. For example, the shorthand for multiplying 5 copies of the number 2 is ...
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Since Ravi can choose a reptile, or a bird, or a rabbit, or a fish, the rule of sum applies. Then. there are \(3\) ways to select a reptile;
Set is a game played with cards that each contain four attributes, where each attribute takes on one of three possible values. The goal of the game is to find sets (hence the game's name) of three cards, such that for each of the four attributes, either all three cards have different values or all three cards have the same value. Each card contains four attributes, each of which take on ...
