CTEVT Prep
Practice
Question Bank
Mock Test
Papers
Guidance
AI Assist
Log In
Sign Up
Algebra
medium · Past Paper
Questions
Mathematics
Algebra
Quadratic Equations
The sum of the roots of 0.2x^2 - 0.4x + 0.1 = 0 is:
A
2
B
0.2
C
0.5
D
-2
✓ Correct Answer: A — 2
Sum = -(-0.4)/0.2 = 0.4/0.2 = 2.
Share this question
WhatsApp
Twitter / X
Copy Link
More from Algebra
Factorize a^3 + a^2 + a + 1.
The roots of the equation 4^x - 3 ⋅ 2^{x+2} + 32 = 0 are:
The difference between two supplementary angles is 20 degrees. Find the larger angle.
Solve for k: k + 1.5 = 4.5.
Solve for x: x + 6/x = 5.