(x2-36) 5. What values make the fraction (27 -25x + 72) undefined? a. -8, -9 b. -6, 6 C. 2, 4 d. 2. e. 8, 9 6. What are the solutions to x +4=-6x ? A) -3+ V13 B) - 3+ 15 C) 6+15 D) -61 13 4 7. If *+5 6x-6 "x+4, what is one possible value of x? a. -5 b. 4 C. 3 d. 5 (@ 11 8. If (x+ y)? =324 and (x -y)? =16, what is the value of xy ? A) 33 B) 55 C) 77 D 99 9. If (ar+b)(2x-5) =12x2 + kx-10 for all values of x , what is the value of k ? -26 B -10 C) 24 D) 3216. 15. 30' A 125 / 550 108 Note: Figure not drawn to scale. -m B C Note: Figure not drawn to scale. In the figure above, AC L BC. What is the measure of LABC ? In the figure above, lines & and m are parallel and BD bisects ZABC . What is the value of x ? A) 50 A) 54 B) 55 B) 60 C) 68 C 60 D) 72 D 65 17. The sum of the interior angles of a polygon is 9x2. If x is 3 greater than the number of sides of the polygon, how many sides does the polygon have? A) 6 sides B) 7 sides C) 10 sides C) 12 sides E) 13 sides 18 . What are the solutions to (x +3)(x-3) =4x? A) 4+15 B) 41 13 C) 2+15 D) 21 13