Grade 9 First Quarter Quiz

1.       An Algebraic expression with the highest degree of 2.

• a.       Quadratic Equation                                   

   

• b.      Linear Equation   

•   c. Polynomial Equation

• d. None of the above

   

2. Find two consecutive integers whose product is 42

• a.  7,6                                   

                           

• b.  7,7         

• c. 7, 5

• d. 1,42

   

3. Determine the Graph of the function below.

• a. Quadratic Equation

• b. Linear Equation

• c. Polynomial Equation

• d. None of the above

4.      Find the zero of the function   $x^2\ -\ 121\ =\ 0\$ 

 

a.       ± 121                                                  c. ± 11

b.      ± 11                                                    d. ± x

• a.       ± 121         

• b.      ± 11     

• c. x - 11

•   d. ± x

• a.   (x – 4) (x – 1)      

• b.   (x – 2) (x + 2)      

•    d. (x – 2) (x – 2)

6.       What is the difference between linear Equation and Quadratic equation?

 

• a.       A linear equation has a highest degree of 2 and quadratic equation is of degree 1.

   

• b.       A linear equation has a highest degree of 3 and quadratic equation is of degree 1.

• c.       A linear equation has a highest degree of 1 and quadratic equation is of degree 2.

• d.       A linear equation has a highest degree of 2 and quadratic is of degree 3.

7.       In a Quadratic Equation a, b and c are not real numbers and a ≠ 0.

 

• a.       True

• b.      False

9.       Simplify x (x + 3) – 5 = 0

• a. ± 36 

                                                  

• d. 3x -2 = 0