9.3 Review Simplify: i6 + i13 + i75 + i44 Simplify: (-6 + 5i) + (11 - 2i) (-6 + 5i) - (11 - 2i) (-6 + 5i) • (11 - 2i) -6 + 5i 11 - 2i -8 + 2 2 - 2i If z = 3 + 2i, find z ! z Convert to polar form: z = -1 - 3 i Convert to polar form: Convert to rectangular form: z = 4(cos 210° + i sin 210°) z = -2 + 2i Convert to rectangular form: w = 6(cos 7! + i sin 7! ) 4 4 z = 4(cos 210° + i sin 210°) w = 6(cos 7! + i sin 7! ) 4 4 Find zw (leave answer in polar form): Find z (leave answer in polar form): w z = -1 - 3 i w = -2 + 2i Find zw (leave answer in polar form): Find z (leave answer in polar form): w w =[ 2 (cos5! + i sin 5! )]6 16 16 Express the answer in a + bi form Find the complex fourth roots of -8 + 8i 3 Give answers in a + bi form Find [3(cos 80° + i sin 80°)]3 Express the answer in a + bi form Write ( 3 - i)6 in a + bi form Solve the equation: x6 = 64 Give answers in a + bi form
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