NCERT Class 11-Math՚s: Chapter – 5 Complex Numbers and Quadratic Equations Part 14 (For CBSE, ICSE, IAS, NET, NRA 2023)
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Question 37:
If lies in the third quadrant, then also lies in the third quadrant if
(A)
(B)
(C)
(D)
Answer: (B)
Question 38:
The value of is equivalent to
(A)
(B)
(C)
(D) None of these
Answer: (A)
Question 39:
If , then
(A)
(B)
(C)
(D) , where
Answer: (B)
Question 40:
A real value of satisfies the equation if
(A)
(B)
(C)
(D)
Answer: (A)
Question 41:
Which of the following is correct for any two complex numbers and ?
(A)
(B)
(C)
(D)
Answer: (A)
Question 42:
The point represented by the complex number is rotated about origin through an angle in the clockwise direction, the new position of point is:
(A)
(B)
(C)
(D)
Answer: (B)
Question 43:
Let , then is a non-real complex number if:
(A)
(B)
(C)
(D)
Answer: (D)
Question 44:
If , then
(A)
(B)
(C)
(D)
Answer: (D)
Question 45:
The complex number which satisfies the condition lies on
(A) Circle
(B) The
(C) The
(D) The line .
Answer: (B)
Question 46:
If is a complex number, then
(A)
(B)
(C)
(D)
Answer: (B)