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Test 12/1015

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
BREAK EVEN   COST OF PRODUCTION = THE INCOME  
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COLUMN   NUMBERS ALIGNED VERTICALLY IN A MATRIX  
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CONSISTENT   SYSTEM THAT HAS AT LEAST 1 SOLUTION  
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DEPENDENT   SYSTEM THAT HAS INFINITELY MANY SOLUTIONS  
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DIMENSIONS OF A MATRIX   NUMBER OF ROWS BY THE # OF COLUMNS  
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ELEMENT   EACH OF THE #'S IN A MATRIX  
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ELIMINATION METHOD OR ADDITION METHOD   EQUATIONS ARE ADDED TO ELIMINATE A VARIABLE  
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INCONSISTENT   SYSTEM WITH NO SOLUTION  
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INTERSECTION OF GRAPHS METHOD FOR SOLVING AN EQUATION   GRAPH Y1=LEFT SIDE Y2=RIGHT SIDE. THE X COMPONENT OF THE INTERSECTION IS THE SOLUTION  
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INTERVAL NOTATION   SOLUTION WRITTEN IN THE FORM OF [(2, INFINITY SYMBOL) OR (-INFINITY SYMBOL, 6)] AS EXAMPLES  
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LINEAR INEQUALITY   SIMILAR TO A LINEAR EQUATION EXCEPT THE EQUALITY SYMBOL IS NOW <, >, AND ETC  
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MATRIX   RECTANGULAR ARRAY OF #'S  
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MATRIX ADDITION   WHEN TWO OR MATRICES WITH THE SAME DIMENSIONS ARE ADDED BY ADDING THE ELEMENTS IN THE SAME POSITION TOGETHER  
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ROW   NUMBERS ALIGNED HORIZONTALLY IN A MATRIX  
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SCALAR MULTIPLICATION   WHEN A # IN FRONT OF THE MATRIX IS MULTIPLIED BY EVERY ELEMENT INSIDE THE MATRIX TO GET A PRODUCT WITH THE SAME DIMENSIONS AS THE ORIGINAL MATRIX  
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SET NOTATION   SOLUTION WRITTEN IN THE FORM OF {X|X>2} AS AN EXAMPLE  
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SOLUTION OF A SYSTEM   IN TWO VARIABLES IT IS IN THE FORM OF (X,Y,) IN THREE VARIABLES IT LOOKS LIKE (X,Y,Z). VARIOUS VARIABLES CAN BE USED TO REPRESENT THE SOLUTION. WHEN IT IS GRAPHED IT IS THE INTERSECTION OF THE LINES AT ONE POINT.  
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SOLUTION TO A SYSTEM OF INEQUALITIES   REPRESENTED BY A GRAPH AND SHADING OF ALL POINTS THAT SATISFY ALL LINEAR INEQUALITIES. COMMONLY SHADED AREA ON THE GRAPH.  
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SUBSTITUTION METHOD   TAKE 1 EQUATION AND SOLVE FOR ONE VARIABLE. THE EXPRESSION FOR THAT VARIABLE IS REPLACED FOR THE VARIABLE IN ANOTHER EQUATION  
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SYSTEMS OF EQUATIONS   TWO OR MORE EQUATIONS IN TWO OR MORE VARIABLES ARE SOLVED SIMULTANEOUSLY  
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X-INTERCEPT METHOD FOR SOLVING AN EQUATION   WRITE SO THAT ONE SIDE OF THE EQUATION = O. GRAPH Y1=THE NON-ZERO SIDE OF THE EQUATION. FIND THE X-INTERCEPT OR ZERO OF THE GRAPH. THE X-COORDINATE OF THE X-INTERCEPT IS THE SOLUTION.  
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Created by: ahmari66
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