A puzzle worksheet that scaffolds the process of solving quadratics using completing the square. Completing the square completing the square is a method used to solve quadratic equations.
1 x2 2x 24 0 2 p2 12p 54 0 3 x2 8x 15 0 4 r2 18r 56 0 5 m2 6m 55 0 6 m2 4m 91 0 7 m2 16m 32 7 8 r2 8r 8 9 n2 14n 37 10 n2 2n 15 11 x2 15x 15 2 x 12 3n2 4n 59 4n2.
Completing the square worksheet algebra 2. Step 2 move the number term c a to the right side of the equation. Algebra 2 worksheets with answer keys. Quadratic formula worksheets quadratic formula worksheet real solutions quadratic formula worksheet complex solutions quadratic formula worksheet both real and complex solutions.
If you re seeing this message it means we re having trouble loading external resources on our website. Solve quadratic equations by completing the square. Sometimes you need to add a term to an expression x2 bxto make it a perfect square trinomial.
Solve an equation by taking the square root. We address how factoring would be a great method as well as the quadratic formula if possible. Step 3 complete the square on the left side of the equation and balance this by adding the same value to the right side of the equation.
This process is called completing the square. This time with some vintage yay math in class discussing some high level completing the square. We now have something that looks like x p 2 q which can be solved rather easily.
What makes it high level is that on our last problem we handle a quadratic equation with a leading coefficient. It can also be used to convert the general form of a quadratic ax 2 bx c to the vertex form a x h 2 k generally the goal behind completing the square is to create a perfect square trinomial from a quadratic. Kuta software infinite algebra 2 name solving quadratic equations by completing the square date period solve each equation by completing the square.
Solving quadratic equations complete the square. 1 p2 14 p 38 0 2 v2 6v 59 0 3 a2 14 a 51 0 4 x2 12 x 11 0 5 x2 6x 8 0 6 n2 2n 3 0. Solve each equation by completing the square.
Solve a quadratic by completing the square students solve the problem then cross off the letter asso. X2 22x 121 81 in example 1 the expression x2 16x 64 is a perfect square trinomial because it equals x 8 2. Step 1 divide all terms by a the coefficient of x2.
Solve quadratic equations of the form ax 2 bx c by completing the square. Determine the number needed to complete the square.