Hosted by: Mr. Kautza Linear Equations Jeopardy Graphing Quads Square Roots Factormania Quadratic Formula $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500* $500 $500 $500 Final Jeopardy Linear Equations $100 Question Solve: 2x – 5 = 19 Linear Equations $100 Answer What is 12? Linear Equations $200 Question Solve: 2x + 5 = 7x - 15 Linear Equations $200 Answer What is 4? Linear Equations $300 Question Solve: 5(2x – 7) = 65 Linear Equations $300 Answer What is 10? Linear Equations $400 Question Is ½ a solution to: 3x – ½ = 2? Linear Equations $400 Answer What is “No?” Linear Equations $500 Question A two-part answer: a. The goal when solving the equation b. The location of the solutions to an equation on its graph Linear Equations $500 Answer What is: a. Isolate the variable? b. The x-intercepts? Quads by Graphing $100 Question Before graphing a quadratic you should always make sure the equation is set equal to _____ ? Quads by Graphing $100 Answer What is 0? Quads by Graphing $200 Question The solutions to a quadratic equation on a graph of that equation. Quads by Graphing $200 Answer What are the x-intercept(s)? Quads by Graphing $300 Question Two part question: a. The expression that tells you how many real solutions a quadratic has. b. How this expression tells you how solutions a quadratic has. Quads by Graphing $300 Answer a. The discriminant: b2 – 4ac b. If the discriminant is positive: 2 solutions If the discriminant is zero: 1 solution If the discriminant is negative: 0 solutions Quads by Graphing $400 Question The solutions to: x2 – 14x + 50 = 5 Quads by Graphing $400 Answer What are x = 5 or x = 9? Quads by Graphing $500 Question DAILY DOUBLE: Describe how to use a TI graphing calculator to find the solutions to a quadratic equation by graphing. Quads by Graphing $500 Answer Put equation into y= editor (make sure it is = 0 first). Press “graph.” press “2nd Trace” for the Calculate menu. Select Option #2 (zero) and follow the prompts. Quads with Square Roots $100 Question The solutions to x2 – 25 = 0. Quads with Square Roots $100 Answer What is 5 or –5? Quads with Square Roots $200 Question The solution(s) to: 3x2 – 75 = 0. Quads with Square Roots $200 Answer What is 5 or –5? Quads with Square Roots $300 Question To use the square root method to solve a quadratic in ax2 + bx + c = d form, which letter(s) need to = 0? Quads with Square Roots $300 Answer What is b? Quads with Square Roots $400 Question The solutions to: x2 + 15 = -10. Quads with Square Roots $400 Answer What is 5i or –5i? Quads with Square Roots $500 Question The final simplification of 48. Quads with Square Roots $500 Answer What is 43 or -43? Quads by Factoring $100 Question The complete factorization of: X2 + 7x + 10. Quads by Factoring $100 Answer What is (x+5)(x+2)? Quads by Factoring $200 Question The complete factorization of: 3x3 – 18x2 + 72x Quads by Factoring $200 Answer What is 3x(x2 - 6x + 24)? Quads by Factoring $300 Question The complete factorization of: 5x2 – x – 4. Quads by Factoring $300 Answer What is (5x + 4)(x – 1)? Quads by Factoring $400 Question The solutions to: 2x2 – 13x +15 = 0. Quads by Factoring $400 Answer What is 3/2 or 5? Quads by Factoring $500 Question A quadratic is factorable if ___________ is a ____________. Quads by Factoring $500 Answer What is “discriminant” and “a perfect square”? Quads with the Formula $100 Question The quadratic formula. Quads with the Formula $100 Answer What is x = b b 4ac 2a 2 Quads by the Formula $200 Question Before using the quadratic formula the equation must have this characteristic. Quads with the Formula $200 Answer What is “it must be equal to 0”? Quads with the Formula $300 Question The solutions to: x2 + 6x + 8. Quads with the Formula $300 Answer What is -4 or -2? Quads with the Formula $400 Question The solutions to: x2 – 4x + 5 = 0. Quads with the Formula $400 Answer What is (2 + 2i) or (2 – 2i)? Quads with the Formula $500 Question The solutions to: 2x2 – 4x = -5. Quads with the Formula $500 Answer i 6 What is 1 2 Final Jeopardy The topic is: “We All Fall Down!” Please make your wager. Final Jeopardy Question Prince Fielder hit an absolute bomb Tuesday night to beat the Pirates in walk-off fashion. If the baseball was 3 feet off the ground and left his bat with an initial upward velocity of 80 feet/second, how long did it take before it hit the ground? Final Jeopardy Answer What is 5.04 seconds?