10th Samacheer Quiz

Q1. What is the sum of the roots of x²−7x+10=0?

−7 7 10 −10

Q2. Given x + y + z = 6 and x + y = 4, find z.

1 2 3 4

Q3. What type of matrix is [[2,0],[0,2]]?

zero matrix diagonal matrix row matrix column matrix

Q4. Which are the factors of x²−5x+6?

(x−1)(x−6) (x−2)(x−3) (x+2)(x+3) (x−6)(x+1)

Q5. For x²+4x+4=0, the roots are:

2,2 −2,−2 2,−2 4,1

Q6. What is the additive identity matrix of order 2?

[[1,0],[0,1]] [[0,0],[0,0]] [[1,1],[1,1]] [[0,1],[1,0]]

Q7. For 2x²−7x+3=0, find the sum of roots.

7/2 −7/2 3/2 −3/2

Q8. Which matrix is a column matrix?

[1 2 3] [[1],[2],[3]] [[1,2],[3,4]] [1 2]

Q9. x²−5x+6=0 இன் மூலங்கள் எவை?

1,6 2,3 −2,−3 −1,−6

Q10. If Δ>0, what type of roots does a quadratic equation have?

Two distinct real roots Two equal real roots No real roots Only imaginary roots

Algebra