Question: Please show your work Add, subtract, multiply and divide the following complex numbers (2N1c): 9. (-10 + 3i) - (-8 + 21) a. -18 +

Please show your work

Add, subtract, multiply and divide the following complex numbers (2N1c): 9. (-10 + 3i) - (-8 + 21) a. -18 + 5i b. -2-i C. -18 - 5i d. -2 + i 10.(-3- 4i) + (-5 - 71) a. -8 - 11i b. -8 +11i c. 2 - 11i d. 2+11i 11. (3 + 51)(2-1) a. 1+7i b. 11 + 71 C. 1-71 d. 11 + 13i 12. (2+51) (3-2i) a. 4 6 13 13 b. 4 4 13 13 C. -+1-0 13 13 d. 6 13 13 Simplify the following expressions (2N1d): 13. (3 + 41) + 2i(2 -51) a. -7 + 8i b. -13 + 8i C. 13 + 81 d. 7 + 8i 14. 514 + 313 - 412 + 51 -3 a. 6+ 2i b. 6 - 21 C. -6+ 2i d. -6-21 15. (3-57)2 a. 34 - 30i b. 34 + 30i C. -16- 30i d. -16 + 30i 16. 147 a. 1 b. i C. -1 d. -i

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