Answer:
<u>Question</u><u> </u><u>(</u><u>5</u><u>)</u><u>:</u>
• group imaginary terms and real terms on different sides:
• To find value of x, Imaginary part is zero
• For Imaginary part, real part is zero:
• solving simultaneously:
<u>Question</u><u> </u><u>(</u><u>4</u><u>)</u><u>:</u>
• Group imaginary part and real part
for y: