1. Write each power of 1+i in the form a + bi, where a and b are real numbers. If a or b is zero, you can ignore that part of the number. For example, 0+3i can simply be expressed as 3i. a. (1 + i) b. (1 + i) c. (1 + i) d. (1 + i) e. (1 + i)4