mediumFree✓ Verified2025ApplyFPSC Lecturer Mathematics
For the quadratic equation 2x² - kx + 5 = 0 to have equal roots, what should be the value of k?
0 views
0 consented visitors
Subject
Mathematics
Topic
Algebra
Subtopic
Quadratic Conditions
Reviewed by Super AdminEditorial Policy
medium
±2√10
±4√10
±10
±20
Correct Answer
Sign in to view the correct answer.
Explanation
For equal roots, discriminant = 0. k² - 4(2)(5)=0, so k²=40 and k=±2√10.…
Sign in or upgrade to view the full explanation.
Concept Behind This Question
This question focuses on the concept of Quadratic Conditions under the broader topic of Algebra.
Related key concepts: Algebra.
Browse This Topic
1-on-1 Mentorship Available
Struggling with Mathematics? Get instant help from top-rated verified mentors.
SA
Saba Noor
0.0
Related Questions
- mediumAlgebra
Find the unknown value in this equation: If 3x + 7 = 52, what is x?
- mediumAlgebra
Find the unknown value in this equation: If 2x + 4 = 42, what is x?
- mediumAlgebra
Find the unknown value in this equation: If 3x + 9 = 39, what is x?
- mediumAlgebra
Find the unknown value in this equation: If 2x + 8 = 26, what is x?
- mediumAlgebra
If 6x + 7 = 55, what is x?
- mediumAlgebra
If 2x + 3 = 11, what is x?
Question Details
- Subject:
- Mathematics
- Topic:
- Algebra
- Subtopic:
- Quadratic Conditions
- Difficulty:
- medium
- Source:
- QUIZZERA
Concepts Covered
Unlock progress tracking
Save your place, track weak areas, and build a study plan.
Create Free AccountRelated Questions6
All in AlgebraPractice Exams1
All Mathematics ExamsGet One-on-One Mentorship for Mathematics
Struggling with this topic? Learn directly from verified expert mentors who have aced these exams.
SA
Saba Noor
0.0· verified
Teaches:
PKR 5,000/hr
Mentisera SMC Pakistan
0.0· verified
Teaches:
PKR 5,000/hr
Also explore