- Solve the following by completing the square (be prepared to have imaginary roots) 1. x2+10x+29=0 2. x2+8x+16=0

3. x2-4x+22=0 4. 2x2-20x+53=0

Solve the following using the quadratic formula (be prepared to have imaginary roots)
5. x2+10x-19=0 6. 2x2-8x+15=0

7. 3x2-7x-6=0 8. 3x2-6x+7=0
Use the discriminant to identify whether the following quadratics have real or imaginary roots
9. 3x2+2x+18 10. 2x2-8x-14

11. x2-6x-13 12. 12x2-34x+24
- Operations with complex numbers
13. (7-i)+(2+10i)

14. (6+7i)+(8-i)

15. (-3-i)-(6-7i)

16. (1+4i)-(-16+9i)

17. 8i(10+2i)

18. (4-5i)(12+11i)

19. (-3-9i)(1+10i)

20. (2+7i)(8+3i)

i need on these three questions. find standard form equation of line perpendicular to y = (2/3)x - 8 that goes through the point

the equation of a line is -6x-2y=-18 what is the x 3 answers sep 21, 2015

finding the critical point for f(x,y)=(x^2)*y+y^3 1 answer mar 10, 2013

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step-by-step explanation:

answer:   y=2x-3

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answer: two angles are called supplementary if they add up to 180°. example: the two angles (140° and 40°) are supplementary because they add up to 180°.

step-by-step explanation:

believe it or not anna is correct good job anna give me a fist bump there u go gal