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How many places from zero 


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the part where the numbers are 


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define value of an expression by replacing the variables with numbers 


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has <,>,<,>,has no equal sign   


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the set of whole numbers and their oposite 


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a pair of operations that undo each other 


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the rules to follow when more than one operation is used 


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numbers written using exponets 


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a+(b+c)=(a+b)+c a*(b*c)=(a*b)*c 


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a(b+c)= ab+ac a(bc)=abac 


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the answer to an equation 


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a symbol usually a letter used to represent a numper in mathmatical expressions and sentences 


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in a power, the number used as a factor 


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numbers of the from a/b, where a and b are intergers and b doesn't equal 0 


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the multipilicative inverse of a number the product of the number. The product of recipricals is 1 


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a way of expressing numbers as the product of a number that is at least 1 but less than ten and a power of ten 


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a plane in which a horizontal number line and a vertical number line intersect at the 0 points 


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the side opposite the right angle and a right triangle 


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a pair of numbers used to locate a point in the coordinate plane. the ordered pair is written in this form: xcoordinate, ycooridnate 


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the point of intersection of the x axis and yaxis in a coordinate plane 


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a ratoinal number whose square root is a whole number. 25 is a perfect square b/c it's square root is 5 

