Online Test LOGIN SIGN UP • #### Class 11 Maths Study Material

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• Topic wise:Complex numbers and Quadratic equations preparation in the form of QUESTION & ANSWER.
• Evaluate preparation by doing ONLINE TEST of Class 11, Maths,Complex numbers and Quadratic equations.
• Review performance in PRACTICE TEST and do further learning on weak areas.
• Attempt repeat ONLINE TESTS of Maths Complex numbers and Quadratic equations till you excel.
• Evaluate your progress by doing ONLINE MOCK TEST of Class 11, Maths, All TOPICS.

a) A = b + 1
b) A = b - 1
c) A = b
d) A > b > 0

##### If z = [(√3)/2 + i/2]^5 + [(√3)/2 - i/2]^5 , then

a) Re(z) = 0
b) Im(z) = 0
c) Re(z) > 0, Im(z) > 0
d) Re(z) > 0, Im(z)< 0

##### The complex numbers sin x + icos 2x and cos x - isin 2x are conjugate to each other for

a) X = nπ
b) X = 0
c) X = [n + (1/2)]π
d) No value of x

a) 34 + 13i
b) 34 - 13i
c) 22 - 13i
d) 34 - 29i

a) 2i + 3
b) 3i + 2
c) 2i + 5
d) 3i + 4

##### (cosθ + isinθ)(cosΦ + isinΦ) = ?

a) Cos (θ + Φ) + isin (θ + Φ)
b) Cos (θ + Φ) - isin (θ + Φ)
c) Sin (θ + Φ) + icos (θ + Φ)
d) Sin (θ + Φ) - icos (θ + Φ)

a) 3 + 7i
b) 3 - 8i
c) 3 - 7i
d) 3 - 3i

a) (√3/4) + i
b) I
c) #NAME?
d) (3/4)i

a) 0
b) 2
c) 3
d) -4

a) A2 + b2 = 0
b) B2 + c2 = 0
c) A2 + c2 = 0
d) B2 + d^2 = 0

#### Other Topics

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