1st Partial

1st Partial

1. Topics

   • Properties of Equalities
     • Reflexive
       • Symmetry
         • Transitive
           • Substitution
             • Addition/Subraction
               • Multiplication/Division
                 • Elimination
   • Distance and Midpoints
     • Distance
       • d=√((x2-x1)^2)+((y2-y1)^2)
     • Midpoint
       • M=((x1+x2)/2, ((y1+y2)/2)
   • Relations and Functions
     • Function
     • Not a Function
     • Functions can be represented as a table, graph or map.
       • Domain
         • Interval of X values in a graph
       • Range
         • Interval of Y values in a graph
   • Linear Functions
     • Do not have exponents and the graph is a line
       • y=mx+b
         • Ax+Bx+c=0
           • y-y1=m(x-x1)
             • (x/a)+(y/b)
       • Slope
         • rise/run
         • (y2-y1)/(x2-x1)

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