ALGEBRA II - Troy High School

9. Synonym for the roots of a quadratic equation: x-intercepts or y-intercepts. 10. A quadratic function with roots of 5 and –2: y = (x + 5)(x – 2) or y = (x – 5)(x + 2) PERFORM THE OPERATIONS WITHOUT A CALCULATOR: 11. i6-1 12. (-2 – 5i) + (8 – 10i) 6-15i 13. (3 + 6i) – (-5 – 10i) 8+16i. 14. (5 + 2i)(3 – 7i) 29-29i 15. (4 + 5i)2 ... ................
................