NCERT Class 11 Chapter 5 Maths Complex Numbers and Quadratic Equation MCQ | Questions & Answers

NCERT Class 11 Chapter 5 Maths Complex Numbers and Quadratic Equation MCQ | Questions & Answers: Here we have come up with another NCERT Class 11 Chapter 5 Maths Complex Numbers and Quadratic Equation MCQ Quiz. Take part in it and get instant results at the end of taking this test.

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1. If (1-i / 1+i)100 = a + ib then

2. The equation | z + 1 – i| = | z – 1 + i| represents a

3. The modulus of √2i - - √2i is:

4. Number of solutions of the equation z2 + |z|2 = 0 is

5. 1 + i2 + i4 + i6 + ... + i2n is

6. If f (z) = z4 + 9z3 + 35z2 – z + 4, then the value of f (– 5 + 2 - √4 ) is:

7. If z = 2 – 3i, then the value of z2 – 4z + 13 is

8. If x = 1 + i, then the value of the expression x4 –4x3 + 7x2 – 6x + 3 is :

9. If c + i/c-i = a + ib, where a, b, c are real, then a2 + b2 is equal to:

10. The least value of a such that the sum of the squares of the roots of the equation x2 – (a – 2)x – (a + 1) = 0 is