7- 2 (2) + 1 169 25 (b ) =1 144 + 169 (c) 412 + 13y? = 52 (d) (I+ 7) 2 (y - 4) 2 = 1 16 25 (e) 912 + 16y2 + 72x - 96y + 144 = 0 (f) 3612 + 20y2 - 1441 + 120y - 396 = 0 Answer: Item Center Vertices Covertices Foci (a) (0,0) (#13, 0) (0, +5) (+12, 0) (b) (0, 0) (0, +13) (#12, 0) (0, +5) (c) (0,0) (+ 13,0) (0, #2) (+3, 0) (d) (-7, 4) (-7, -1) (-11, 4) (-7, 1) ( - 7,9 ) (-3, 4) (-7, 7) (e) (-4, 3 ) (-8 , 3 ) (-4,0) (-4+V/7,3) (0, 3) (-4, 6) ( f) (2, -3) (2, -9) (2+2v5,-3) (2,-7) (2, -3) (2, 3) (2, 1)