Instructions for Use A P.I. R 2 Mini-Mystery Instructions for Scavenger Hunt Before class, print the set of 24 Activity Cards. Cut out the cards and hang them around your classroom. Print one copy of the first version of the worksheet for each student (page 3 of this document). Notice in this version, the suspects, weapons and locations have no values associated with the answers. Students will calculate each solution, then look around the room to find their answer on the activity cards. When they find their answer, they should eliminate the suspect named on the card from their list. Each correct answer will eliminate one choice. Instructions for Independent Activity Print one copy of the second version of the worksheet for each student (page 4 of this document). Notice on this version, the suspects, weapons and places each have a value. Students will compute each solution, then look through the list of clues on the right side of the page to find their answer. When they find their answer, the will eliminate the suspect associated with their answer choice. Each correct answer will eliminate one choice. Backstory Ray Radicand is a Private Investigator and owner of an agency called R 2 P.I. Ray needs your help to find out who killed Mr. Quad. This is the first in a series of mysteries using quadratic equations. Here are some other products you might enjoy: Solving the Case When they have finished all 20 questions, students will be left with one suspect, one weapon and one location. These are the answers to the mystery of
ReadyMade4Edu.com 2014 NAME DATE PERIOD A P.I. R 2 Mini-Mystery Directions: Solve each quadratic equation below by factoring, then use your solutions to eliminate the suspects and solve the mystery. 1. x 2 + 8x + 15 = 0 2. x 2 16x + 48 = 0 3. x 2 + 4x 21 = 0 4. x 2 6x 16 = 0 5. x 2 + 5x 66 = 0 6. x 2 14x + 45 = 0 7. x 2 + 3x 4 = 0 8. x 2 + 14x + 48 = 0 9. x 2 + 2x 63 = 0 10. x 2 13x + 36 = 0 11. x 2 + 8x 20 = 0 12. x 2 10x 11 = 0 13. x 2 + 2x 120 = 0 14. x 2 5x 24 = 0 15. x 2 + 4x 12 = 0 16. x 2 2x 35 = 0 17. x 2 7x 44 = 0 18. x 2 + 6x 27 = 0 19. x 2 11x 12 = 0 20. x 2 + 9x + 14 WHO? Mr. Jones Mr. Brown Mr. Patrick Ms. Manns Mrs. Wright Ms. Davis WHAT? Crowbar Pistol Poison Knife Rope Vase WHERE? Dining Room Game Room Office Kitchen Bedroom Garage Cellar Library Hall Balcony Garden IT WAS (WHO) WITH A (WHAT) IN THE (WHERE)
ReadyMade4Edu.com 2014 NAME DATE PERIOD A P.I. R 2 Mini-Mystery Directions: Solve each quadratic equation below by factoring, then use your solutions to eliminate the suspects and solve the mystery. 1. x 2 + 8x + 15 = 0 2. x 2 16x + 48 = 0 WHO? Mr. Jones {-7, 3} 3. x 2 + 4x 21 = 0 4. x 2 6x 16 = 0 5. x 2 + 5x 66 = 0 6. x 2 14x + 45 = 0 7. x 2 + 3x 4 = 0 8. x 2 + 14x + 48 = 0 Mr. Brown {-12, 10} Mr. Patrick {-1, 11} Ms. Manns {-8, 3} Mrs. Wright {-1, 12} Ms. Davis {-9, 7} WHAT? Crowbar {-11, 6} Pistol {-10, 2} 9. x 2 + 2x 63 = 0 10. x 2 13x + 36 = 0 11. x 2 + 8x 20 = 0 12. x 2 10x 11 = 0 13. x 2 + 2x 120 = 0 14. x 2 5x 24 = 0 15. x 2 + 4x 12 = 0 16. x 2 2x 35 = 0 17. x 2 7x 44 = 0 18. x 2 + 6x 27 = 0 19. x 2 11x 12 = 0 20. x 2 + 9x + 14 Poison {-2, 8} Knife {-7, -2} Rope {10, -2} Vase {-4, 11} WHERE? Dining Room {-4, 1} Game Room {-9, 3} Office {-5, -3} Kitchen {5, 9} Bedroom {4, 12} Garage {-7, -3} Cellar {-6, 2} Library {4, 9} Hall {-8, -6} Balcony {-3, 8} Garden {-5, 7} IT WAS (WHO) WITH A (WHAT) IN THE (WHERE)
NAME DATE PERIOD A P.I. R 2 Mini-Mystery Directions: Solve each quadratic equation below by factoring, then use your solutions to eliminate the suspects and solve the mystery. 1. x 2 + 8x + 15 = 0 2. x 2 16x + 48 = 0 WHO? {-5, -3} Office {4, 12} Bedroom Mr. Jones 3. x 2 + 4x 21 = 0 4. x 2 6x 16 = 0 {-7, 3} Mr. Jones {-2, 8} Poison 5. x 2 + 5x 66 = 0 6. x 2 14x + 45 = 0 {-11, 6} Crowbar {5, 9} Kitchen 7. x 2 + 3x 4 = 0 8. x 2 + 14x + 48 = 0 {-4, 1} Dining Room {-6, -8} Hall 9. x 2 + 2x 63 = 0 10. x 2 13x + 36 = 0 {-9, 7} Ms. Davis {4, 9} Library 11. x 2 + 8x 20 = 0 12. x 2 10x 11 = 0 {-10, 2} Pistol {-1, 11} Patrick 13. x 2 + 2x 120 = 0 14. x 2 5x 24 = 0 {-12, 10} Mr. Brown {-3, 8} Balcony 15. x 2 + 4x 12 = 0 16. x 2 2x 35 = 0 {-6, 2} Cellar {-5, 7} Garden 17. x 2 7x 44 = 0 18. x 2 + 6x 27 = 0 {-4, 11} Vase {-9, 3} Game Room 19. x 2 11x 12 = 0 20. x 2 + 9x + 14 {-1, 12} Mrs. Wright {-7, -2} Knife Mr. Brown Mr. Patrick Ms. Manns Mrs. Wright Ms. Davis WHAT? Crowbar Pistol Poison Knife Rope Vase WHERE? Dining Room Game Room Office Kitchen Bedroom Garage Cellar Library Hall Balcony Garden IT WAS (WHO) WITH A (WHAT) IN THE (WHERE) Ms. Manns Rope Garage
{-7, 3} {-12, 10} Mr. Jones Mr. Brown {-1, 11} {-8, 3} Mr. Patrick Ms. Manns
{-2, 8} Poison {-7, -2} Knife {10, -2} Rope {-4, 11} Vase
{-4, 1} Dining Room {-9, 3} Game Room {-5, -3} Office {5, 9} Kitchen
(12, 4) {-7, -3} Bedroom Garage {-6, 2} {9, 4} Cellar Library
{12, -1} {-9, 7} Mrs. Wright Ms. Davis {-11, 6} {-10, 2} Crowbar Pistol
{-8, -6}) Hall {-3, 8} Balcony {-5, 7} Garden Who Killed Mr. Quad? Activity Cards