Exercise 1.2

Find the required values (Question 1).

Find real values of x and y (Question 2).

Find real values of x and y in each case (Question 3).

Given complex numbers, find a real value satisfying a condition (Question 4).

Given z1 and z2, find unknowns under given conditions (Question 5).

Show a property holds for complex numbers (Question 6).

Find square roots of complex numbers (Question 7).

Find square root of a complex number and represent on Argand diagram (Question 8).

Find real values of x and y from a complex equation (Question 9).

Find real values of x and y from a complex equation (Question 10).

Find real values of u and v from a complex equation (Question 11).

Given z1 and z2, find a real value satisfying a condition (Question 12).