Quiz on Complex Numbers The quiz is designed for the various curriculum students such as GCSE, IGCSE, ISC, IB, ICSE, CBSE, National Curriculum England and more. Start the quiz and learn math with fun! Quiz Level: Grade 11 & 12Total Questions: 10 1 / 10 Multiply and find the value of '(-4i)(-3i)'? -12i 12 12i -12 2 / 10 Multiply and express '(3+2i)(4-3i)' in the form of 'a + ib'. 12 + 6i 18 + i 12 - 6i 18 - i 3 / 10 What is the value of complex number i-39? -1 i 1 -i 4 / 10 What is the value of complex number i9? -1 1 i -i 5 / 10 Multiply and express '(4-3i)(3-i)' in the form of 'a + ib'. 9 + 13i 12 + 3i 9 − 13i 12 - 3i 6 / 10 What is the value of complex number 'i²'? 1 i 0 -1 7 / 10 What is the value of complex number i19? -1 i -i 1 8 / 10 Multiply and find the value of '(5i)(-3i)'? 15 15i -15 -15i 9 / 10 Multiply and express '(5+i)(4+i)' in the form of 'a + ib'. 9 - 19i 9 + 19i 19 - 9i 19 + 9i 10 / 10 What is the standard form of complex numbers? a - b ia + ib a + ib a + b Please enter your name below. Name Your score is LinkedIn Facebook VKontakte 0% Restart quiz Exit Send feedback ← Math Quiz index Limits →