Precalculus Name Chapter 7 Test Date Identify the vertex, focus, and axis of symmetry of each. 1) y= -3x2 + 48x - 190 2) y = -4x2 + 72x - 316 3) y= x - 18x + 80 4) y = -14x2 + 224x - 894 Identify the center and radius of each. 5) (x + 16)2 + (y + 3)2= 5 6) (x + 16)2 + (y- 16)2 =8 7) (x - 9)2 + (1+ 5)2=36 8) (x + 7)2 + (y-2)2 = 139 Identify the vertices and foci of each. 9 ) (x - 8)2 (1+6)2 = 1 10) (x - 8)2 (y- 8)2 36 = 1 100 196 64 11 ) (x - 2)2 (1 + 4)2 = 1 12) (x - 2)2 (v- 2)2 81 64 = 1 121 25 Identify the vertices and asymptotes of each. 13) (V - 3) 2 x = 1 14) (V - 3)2 (x+ 1)2 81 1 64 9 81 15) (v + 9)2 (x+9)2 1 16) (v -5) 2 (x+ 6)2 = 1 36 9 100 144