All Categories Alerts Wishlist Cart

The roots of the equation x² + 2x + k = 0 are real and distinct if k is: (2020)

Practice Questions

1 question
Q1
The roots of the equation x² + 2x + k = 0 are real and distinct if k is: (2020)
  1. < 1
  2. ≥ 1
  3. ≤ 1
  4. > 1

Questions & Step-by-step Solutions

1 item
Q
Q: The roots of the equation x² + 2x + k = 0 are real and distinct if k is: (2020)
Solution: For real and distinct roots, the discriminant must be positive: 2² - 4*1*k > 0, which simplifies to k < 1.
Steps: 0

Related Questions

F
Find the value of 5! (5 factorial). (2019)
Question: Find the value of 5! (5 factorial). (2019)Options: 12010015090Correct Answer: 120Solution:..
W
What is the value of (3 + 5) × (2 - 1)? (2020)
Question: What is the value of (3 + 5) × (2 - 1)? (2020)Options: 816106Correct Answer: 8Solution: (3..
C
Calculate the value of 12 × 8 - 24. (2021)
Question: Calculate the value of 12 × 8 - 24. (2021)Options: 72964860Correct Answer: 72Solution: 12 ..
F
Find the roots of the equation x² + 2x - 8 = 0. (2022)
Question: Find the roots of the equation x² + 2x - 8 = 0. (2022)Options: -4 and 24 and -22 and -40 a..
D
Determine the product of the roots of the equation x² + 6x + 9 = 0. (2021)
Question: Determine the product of the roots of the equation x² + 6x + 9 = 0. (2021)Options: 9630Cor..
Biology (School & UG)
Biology (School & UG)
Chemistry (School & UG)
Chemistry (School & UG)
Civil Engineering
Civil Engineering
Commerce & Accountancy
Commerce & Accountancy
Computer Science & IT
Computer Science & IT
Current Affairs & GK
Current Affairs & GK
Data Structures & Algorithms
Data Structures & Algorithms
eBooks
eBooks
Electrical & Electronics Engineering
Electrical & Electronics Engineering
English (School)
English (School)
General Aptitude
General Aptitude
General Knowledge
General Knowledge
General Knowledge & Current Affairs
General Knowledge & Current Affairs
Languages & Literature
Languages & Literature
Law & Legal Studies
Law & Legal Studies
Major Competitive Exams
Major Competitive Exams
Mathematics (School)
Mathematics (School)
Mechanical Engineering
Mechanical Engineering
Medical Science
Medical Science
Physics (School & Undergraduate)
Physics (School & Undergraduate)
Quantitative Aptitude & Reasoning
Quantitative Aptitude & Reasoning
Social Science (School)
Social Science (School)
Technical
Technical
Verbal and Reasoning
Verbal and Reasoning
Vocational & Skill Development
Vocational & Skill Development
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely