Question

MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Sketch the function and determine the axis of symmetry. 1) S(x) = -2(x+4)2-7 A) Axis of symmetry: x = 7 B) Axis of symmetry: x= 4 . 10- 1) 10- 8+ . 8+ 67 * 6+ 4+ 2 -10 -8 10x -10 -3 6 8 10x A -8-1 1307 Axis of symmetry: x = -7 ::Art D) Axis of symmetry: x = 4 "107 8+ 6+ 2+ 4 -10 -8 6 4 ? 4 6 10x -10.3 8 10% A -64 -8 -87 A: -301 -101

Answer 1

polynomial equation to y to find Given flx) = -2(x+4)*-7 set the bola the properties of the para y=-2 (x+4)*-7 use the vertex form y= a (x-h) tk as-2, h=-4, K2-7 the since the value of a is negative, opens down. vesten Chik) (-4,-7) parabola from the verted to P, the distance focus p=ta P 4(-2) 8 p=- Focus (h, Ptk) (-4,*+(-72 (-4,-2). The anis of symmetry by finding the line that passes through the vertex and docu (B) 1 X = -4

-15 -10 5 -10 -5 0 5 10 X --5 --10 -15