example 2 solve the equation a 2x 4 162 solution a determine the roots of the quadratic equations 14 multiply 4 𝑛 guided practice for example 1 solve the equation solve for x find the values of x and y that make each equation true example 5 solving using diffe methods 9 solve a quadratic equation 4 5 solve quadratic equations by finding square roots 2 example solve for x example 3 equating two complex numbers elementary algebra 1 0 flatworld solving quadratics by taking square roots challenge khan academy elementary algebra 1 0 flatworld ch 4 6 i can define and use imaginary and complex numbers and solve quadratic totd solve each equation check your answer 1 x 9 4 31 solve example 2a solving quadratic equations by factoring substitute each solution for x into the original equation find the number of solutions of each equation using the discdriminant x2 36 0 x2 36 x 6 or x properties of rational exponents java math example quadratic formula 3 solve x2 81 antite imaginary solutions elementary algebra 1 0 flatworld 81 gif solving quadratics by completing the square no solution khan academy 000815126 1 fa9591cbc3261766def74ee5f244da04 png 81 gif solving quadratic equations 3 ways to solve a cubic equation wikihow solving quadratics by completing the square no solution khan academy image titled solve quadratic equations step 1 now that the equation is in standard form you can solve for the maximum value algebraically chapter 9 solving quadratic equations and graphing parabolas image titled solve a cubic equation step 4 image titled solve a cubic equation step 9