A set of equations having the same variables.
An arrangement of the elements according to increasing atomic number that shows relationships between element properties.
The Sun and all the objects (planets, moons, asteroids, and comets) that orbit the Sun.
A system whose gr-aphs coincide and that has infinitely many solutions.
A system across whose boundaries both matter and energy can pass.
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In mathematics, if x 2 = y, then x is a square root of y. Square roots are expressed by a 'radical sign'. The square root of any number x 2 is x. The square root of 2 is not a ...
An expression for each value in a frequency distribution in terms of the number of standard deviations it is above or below the mean.
A set all of whose elements are elements in a larger set.
A determinant with three rows and three columns.
A statement that has been proven to be true.
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An entity that when applied to a mass causes it to accelerate. Sir Isaac Newton's Second Law of Motion states: the magnitude of a ...
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