Question

27
If z2 = -i, then is it true that z =
+
If z2 = -3 + 4i, then is it true that z = *(1 + 2i)?
If i = -1, then show that (x + 1 + i) (x + 1 - i) = x2 + 2x + 2.
Find real values of x and y if
(i) 2y + (3x - y) i = 5 - 2 i (ii) (3x – 1) + (V3 + 2y) i = 5
(iii) (3y - 2) + i (7 - 2x) = 0.
i cind the values of an​

Answer 1

Answer:

compare the cofficent of real and imagenry