aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • number theory
  • Find the value of the expression 1-3+4-6+7-9........to 50...
Multiple choice

Find the value of the expression 1-3+4-6+7-9........to 50 terms?

  1. 45

  2. 50

  3. -50

  4. -45

  5. 60

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

See the pattern 1-3+4-6= -2-2-2....to 25 terms. =-50

Keep practicing — related questions

  • find the value of the expression 1-6+2-7+3-8... 100 terms
  • What is the value of 1 - 2 + 3 - 4 + 5 - 6?
  • What is the value of the expression [2 + 3 { 2 + 3 X 2 - 4}]?
  • Find the value of the following expression. {( 25/36 x 216/125) + (2401/343 x 1296/216) } / {(- 25/36 x 6/5...
  • A, B and C were partners sharing profits in the ratio 5 : 4 : 1. 'A' retired and new ratio was decided as 3...
  • Which three are methods of the Object class? 1. notify(); 2. notifyAll(); 3. isInterrupted(); 4. synchroniz...
  • Which among the following are glucogenic intermediates? 1. Pyruvate 2. α-ketoglutarate 3. Succinyl-CoA 4. F...
  • Directions: Rearrange the following sentences (1), (2), (3), (4), (5) and (6) to make a meaningful paragrap...
Play the full quiz 🎤 Practise this topic out loud

Practice this topic

  • Number Operations and Properties (896 questions)
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy