Mathematics General Science Test Medium Mode

Sr. #	Questions	Answers Choice
1	The multiplicative inverse of 1 - 2i is
2	The square root of 2i - 20i is	+-(5 - 2i) +-(5 + 2i) (5 - 2i) None of these
3	The value of x, and y, when (x + iy)²= 5 + 4i	X = 2, y = 1 X = -2, y = 1 X = 2, y = -1 X = 2, y = 2
4		-3 -2i 3 +2i 1 + 2i 1 - 2i
5	What is the conjugate of -7 -2i?	-7 + 2i 7 + 2i 7 -2i None of these

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