# 3.06 focus on quadratics 1 .pdf - Name: ​  Khyla Young  ...

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Name:Khyla YoungDate:11/11/20School:Austin High School Facilitator:Aubrey Shields 3.06 Focus on Quadratics This task requires you to create a graph. You have several options: Use the Word tools; Draw the graph by hand, then photograph or scan your graph; or Use the GeoGebra linked on the Task page of the lesson to create the graph; then, insert a screenshot of the graph into this task. 1.Find the axis of symmetry fory= 4x2+ 16x - 2.-2 a.x= 2 b.x=2 c.x= 8 d.x=8 2.Find the axis of symmetry fory=x29x+ 4.-9/2 a.x=9 2 b.x=18 c.x= 2 9 d.x=2 9 3.Find the vertex ofy= 3x2 + 12x+ 2.(-2, -10) a.(2,38) b.(2,10) c.(2,34) d.(2, 36) 4.Find the vertex ofy=2x23x1.(-¾, ⅛) a. , (438 1 ) b. , 1 (4 3 ) c.(−,0) 3 − 1d.(3,8)− 2
5.Find thex-intercept(s) ofy=x25x14.(7,0) and (-2,0)
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6.Find thex-intercept(s) ofy= 3x2+ 10x8.(⅔,0) and (-4,0)
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7. Find the y-intercept(s) of y=x 25x14.(0, -14)
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8.Find the y-intercept(s) ofy= 3x210x24.(0, -24) a. and, 0 (3 2 ) (4, 0)b.(0,4) − 2c.and, 0 (3 2 ) (−, 0) d.(0,) − 84
9.For the equationy= 2x25x+ 2 find the following:a.the values ofa,bandc:a=2,b=5,b.the vertex: (c=2 5/4,-9/8) c.thex-intercept(s): (1/2,0) and (2,0) d.they-intercept(s): (0,2) e.
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f.the graph
10. For the equation y= -x2+7x-12 find the following: a.the values of a,b and c: a =-1, b =7_, c =-12 b.the vertex: (7/2,1/4) c.the x-intercept(s): (3,0) and (4,0) d.the y-intercept(s): (0,-12) e.
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f.the graph: