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The coordinates of a point on a coordinate grid are (−3, 7). The point is reflected across the x-axis to obtain a new point. The coordinates of the reflected point are (4 points)

(−3, −7)

(3, −7)

(−3, 7)

(3, 7)

 Feb 9, 2018
 #1
avatar+102422 
+1

( x , y )   reflected across the x axis produces  ( x , - y)

 

So

 

(-3 , 7 )  ⇒  ( - 3 , - 7)

 

 

 

cool cool cool

 Feb 9, 2018

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