• Call Us : 03082533000 (WhatsApp)
  • Email Us : TestPointpk.com@gmail.com
Testpoint Whatsapp group Testpoint Whatsapp group
Sticky Note
i²¹ + i²⁷ + i³⁰ = ____?
  1. -i
  2. i
  3. -1
  4. None of these
Explanation

  •  (since 21 mod 4 = 1)

  • i27=−i (since 27 mod 4 = 3)

  • i30=−1 (since 30 mod 4 = 2)

  • Adding: i+(−i)+(−1)=−1

Related MCQs

If f(x) = |x² - 50|, what is the value of f (-5)?
  1. 25
  2. 30
  3. 35
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Which equation is equivalent to 3(2x - 5) = 4(x + 3)?
  1. 10x = - 3
  2. 2x = - 27
  3. 2x = 27
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
If (x - 3) and (x + 7) are multiplied to the form of a x² + bx + c then what are the values of a, b, & c respectively?
  1. 1, 4, -21
  2. 1, 4, 21
  3. -1, 4, -21
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
If a² + b² = 170 and a = 1 then b equals?
  1. 11
  2. 12
  3. 13
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
(14x + 10)/(x(x + 5)) decomposes as?
  1. 2/x + 12/(x +5)
  2. 3/x + 22/(x +5)
  3. 4/x + 16/(x +5)
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Test Point Whatsapp Channel

Leave a Reply

Your email address will not be published. Required fields are marked *

1 + 2 = ?



All Rights Reserved © TestPointpk.com