10th Class Mathematics 1st Quarter Book Paper

Q1. Multiple choice questions (Attempt all · 12 × 1 = 12)

1. A quadratic equation is a polynomial equation of degree:

   1. One

   2. Two

   3. Three

   4. Zero

2. What is the type of the matrix :

   1. Row

   2. Scalar

   3. Null

   4. Rectangular

3. The additive inverse of  is:

   1. 

   2. 

   3. 

   4. (-2+7i)

4. For object moving in a straight line S=......:

   1. 

   2. 

   3. 2as

   4. 

5. Which of these is a  matrix?

   1. [1 2]

   2. 

   3. 

   4. 

6. Conjugant of  is:

   1. 

   2. 

   3. 

   4. 

7. The zero product property states that a,b  R and ab=0 than:

   1. Boh a and b must be zero

   2. Either a=0 or b=0

   3. a must be equal to b

   4. a+b must be zero

8. Which of the following is a singular matrix?

   1. 

   2. 

   3. 

   4. 

9. If y=0 the complex number is said to be:

   1. Real

   2. Imaginary

   3. Even

   4. Prime

10. To solve the  set the quadratic expression equal to zero to find the:

    1. Square

    2. Cube

    3. Roots

    4. None of these

11.  is a/an ....... matrix:

    1. Rectangular

    2. Identity

    3. Column

    4. Row

12. If  then =

    1. 13-7i

    2. 169

    3. 812

    4. 218