All Categories Alerts Wishlist Cart

If the roots of the equation x^2 + 3x + k = 0 are -1 and -2, what is the value of k? (2023)

Practice Questions

1 question
Q1
If the roots of the equation x^2 + 3x + k = 0 are -1 and -2, what is the value of k? (2023)
  1. 2
  2. 3
  3. 4
  4. 5

Questions & Step-by-step Solutions

1 item
Q
Q: If the roots of the equation x^2 + 3x + k = 0 are -1 and -2, what is the value of k? (2023)
Solution: Using Vieta's formulas, k = (-1)(-2) = 2.
Steps: 0

Related Questions

T
The sum of the roots of the quadratic equation 3x^2 + 12x + 12 = 0 is equal to w
Question: The sum of the roots of the quadratic equation 3x^2 + 12x + 12 = 0 is equal to what? (2022..
I
If the quadratic equation x^2 + px + q = 0 has roots 3 and 4, what is the value
Question: If the quadratic equation x^2 + px + q = 0 has roots 3 and 4, what is the value of p + q? ..
W
What is the value of x in the equation 4x - 7 = 9? (2022)
Question: What is the value of x in the equation 4x - 7 = 9? (2022)Options: 4563Correct Answer: 4Exa..
I
If the quadratic equation ax^2 + bx + c = 0 has roots p and q, what is the value
Question: If the quadratic equation ax^2 + bx + c = 0 has roots p and q, what is the value of p + q?..
F
For which value of k does the equation x^2 + kx + 16 = 0 have equal roots? (2019
Question: For which value of k does the equation x^2 + kx + 16 = 0 have equal roots? (2019)Options: ..
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
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