PPT-Quadratics

In Wil E Coyotes world Dr Jennifer L Bell 2011 LaGrange High School LaGrange Georgia MCC912AREI4b MCC912FIF4 MCC912FIF5 MCC912FIF7a Wil E Coyote is catapulting a boulder off a cliff to hit the road runner Let . Factorisingquadratics Youwill64257ndthatyouareexpectedtobeabletofactoriseexpr essionssuchas 5 6 Firstofallnotethatbyremovingthebracketsfrom 2 3 we64257nd 2 3 2 3 6 5 6 Whenwe factorise 5 6 wearelookingfortheanswer 2 3 Itisoftenconve 6 Factorising quadratics Introduction On this lea64258et we explain the procedure for factorising quadratic expressions such as 5 6 1 Factorising quadratics You will 64257nd that you are expected to be able ike many processes in mathematics it is useful to be able to go the other wayThat is starting with the quadratic expression 5 6 can we carry out a process which will result in the form 2 3 This process is called factorising the quadratic express What are the roots of this equation? 4, only2) and 13) and 4 4, , and 4A student correctly graphed the parabola shown below to solve a given quadratic equation. What are the roots of the quadratic 1. Find the solution(s): 2. Solve and graph the inequalities: 3. What model best fits the data: . f. (x) = x. 2. + 2x + 1 3 < x + 1 < 15. g. (x) = . Get out a clean sheet of paper. Write your name at the top. . This will be turned in. .. Solve each equation by completing the square.. . .  . 4.6 Quadratic Formula. What THREE methods have we used so far to solve quadratics?. Richardson 423. Math 2. Quadratics: What’s the big deal?. In this chapter of Math 2 we will be covering Quadratics. In the previous lesson we learned to quantify groups of terms, exponents, and multiple variable problems.. Where do you think it was taken?. Maths Vegas. Each group starts with £50. Each round, you must decide which question you will answer (£10, £15 or £20) – the higher the stake, the harder the question will be.. Chapter 8/9 Notes. Part II. 8-5, 8-6, 8-7, 9-2, 9-3. Section 8-5: Greatest Common Factor, Day 1. Factors –. Factoring – . Standard Form Factored Form. Section 8-5: Greatest Common Factor, Day 1. Quadratics in the Era of CCSS-M. Faylesha. Porter. Regeta Slaughter. Nicole . Yakes. Welcome!. Who Are We?. Place a sticky dot on the histogram indicating the number of years you have been teaching 8. Expanding. Brackets. Factorising. Expanding . Double . Brackets. Solving . Linear . Equations. Plotting graphs by. substitution into . equations. Solving . Quadratic. Equations. Solving . Quadratics. 1. Factorise the quadratic:. x. 2. 4. x. 3. 1. Find two numbers that add to give 4 and multiply to give 3.. 3 and 1. (. x. . . . 3)(. x. . 1). But what if you want to factorise . 3. x. 2. In preparation for the Algebra CST. -b . . b. 2. – 4ac. 2ac. √. (x 4)(x-3)=0. (x 1)(x 2). X. 2. – 5x 4. F O I L. Complete. The Square. Multiplying Polynomials. Area Model of Multiplication. Take out: . HW. Packet. Quiz from . fri. . SWBAT: Solving quadratics by completing the square . -8. -8. 2(x-2). 2. = -12. 2. 2. (x-2). 2. = -6.  . x-2 = ±. i.  . +2. +2. x = 2 ± . i.  . SWBAT: Solving quadratics by completing the square .