Symbol
Problem
II. Solve each of the following quadratic equations by extracting the square roots. 1. $3t^{2}=12$ X1 = $x2=$ 2. $x^{2}-7=0$ X) = $x_{2}=$ 3. $3r^{2}=18$ $x_{1}=$ = $x_{2}=$ IV. Solve the following quadratic equations by factoring. 1. $x^{2}+7x=0$ X1 = $x_{2}=$ =. 2. $t^{2}+8t+16=0$ X1 = $x_{2}=$ = . 3. $x^{2}-10x+25=0\times 1=$ X2 = V. Solve the following quadratic equations by completing the square. 1. $x^{2}-2x=3$ X1 = X2 = 2. $s^{2}+45-21=0$ $x_{1}=$ $x_{2}=$ . VI. Solve by using the quadratic formula. 1. $2x^{2}+3x=27$ $x_{1}=$ = $x_{2}=$