2. What are the roots of the quadratic equation x+10x-9=0? a. 9 and 1 b. -9 and -1 d. 3 and 3 3. Which of the following quadratic equations can be solved easily by extracting the square roots? a. x2 + 7x+12=0 b. 2x2+7x-3=0 d. 312+2v-8=0 4. What is the quadratic term in the quadratic equation 3x?-4x+5=D? b. x? c. 3x2 d. 5 5. Transform the quadratic equation 32-4=-3x in the standard form. a. x2-4-3x=0 b. x2 - 3X -4=0 C. x?+ 3x -4=0 d. x2-4+3x=0 C. 4t2-9=0 a. -44​