SOLUTION: 1. (-2-2)(-4-3i)(7+8i) 2. 5i+7i*i 3. (6i)^3 4. 6i*-4i+8 5. -6(4-6i) 6. (8-3i)^2 7. 3+7i-3i-4 8. -3i*6i-3(-7+6i) 9. -6i(8-6i)(-8-8i) Simplify: 1. (2+x)(3-2x) 2. (2+i)(3

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: 1. (-2-2)(-4-3i)(7+8i) 2. 5i+7i*i 3. (6i)^3 4. 6i*-4i+8 5. -6(4-6i) 6. (8-3i)^2 7. 3+7i-3i-4 8. -3i*6i-3(-7+6i) 9. -6i(8-6i)(-8-8i) Simplify: 1. (2+x)(3-2x) 2. (2+i)(3      Log On


   

Question 875458: 1. (-2-2)(-4-3i)(7+8i)
2. 5i+7i*i
3. (6i)^3
4. 6i*-4i+8
5. -6(4-6i)
6. (8-3i)^2
7. 3+7i-3i-4
8. -3i*6i-3(-7+6i)
9. -6i(8-6i)(-8-8i)
Simplify:
1. (2+x)(3-2x)
2. (2+i)(3-2i)
3. 2+x-(3-2x)
4. 2+i-(3-2i)
Answer by harpazo(655) About Me  (Show Source):
You can put this solution on YOUR website!
No one will answer this post.
You must post one question at a time. I will do number 6.
6. (8-3i)^2
(8-3i)(8-3i) =
Use foil knowing that i^2 = -1.
64-24i-24i + 9(i^2)
64-48i + 9(-1)
64-48i-9
Answer: 55 - 48i