The graph of which function has an axis of symmetry at x = 3?
8+
4
-24
Of(x) = x2 + 3x + 1
+
-B-4-2
-103
2
4
6
8
10
x
+

+

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.