8. Complete the following operations. (3 pts each) a) Perform the addition. Write the result in a + bi form. (2 9i)+(-7+
Posted: Sun Jul 10, 2022 11:11 am
8. Complete the following operations. (3 pts each) a) Perform the addition. Write the result in a + bi form. (2 9i)+(-7+ 8i) b) Perform the subtraction. Write the result in a + bi form. (2-3i) - (5-9i) c) Multiply and write your answer in a + bi form. 3i(7 + 6i) d) Multiply and write your answer in a + bi form. (5 - i)(4+3i)