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Someone please help me by tonight I'm trying not to fail math. Also I will Brainliest if you help me get the right answer please just help me.
1. What is the product of the complex numbers (3+i) and (3-i)? A. 10-6i B.9-i C.8 D.10
2. Which expression Represents (-3-2i)-(5+i)? A.-8-i B.-8-3i C.2-i D.2-3i
3. What is the sum of the complex numbers (12-5i) and (-3+4i)? A. 15-9i B.9-i C.9-9i D.-16+63i
4. Which expression is equivalent to (6-2i)(2-3i)? A. 6+22i B. 18+22i C. 6-22i D. 18-22i
5. Simplify: (2+6i)-(3-5i)-(5-3i) A. -4+16i B. -6+14i C. -6-2i D. -4-4i
6. Which expression below is equivalent to 4i(12-7i) A. -28+48i B. -48+28i C. 48+28i D. 28+48i
7. Add ā -4+ā-49 A. -9i B. 5+I C. 5-i D. 9iā
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