Post-test Read each item carefully and choose the letter of the correct answer. Write your answers on a separate sheet of
paper.
1. Which of the following represents a quadratic equation?
a. 2m? - 3m - 5 b.p? - 3p - 10 = 0 c. 3x - 10 = 0
d. 2w2 - 3w-120
2. What is the most appropriate method to solve the quadratic equation x - 2 = 2?
a. By extracting the square root
c. By completing the square
b. By factoring
d. By using the quadratic formula
3. Find the roots of the quadratic equation x? - 16 = 0.
a.-2 and 2
b. -4 and 4
c.-2 and 8
d. -8 and 8
One of the roots of the quadratic equation x + 2x - 15 = 0 is -5, find the other root.
b. 5
d. -3
5. What are the roots of the quadratic equation x + 3x + 1 = 0?
c. x = -3 + √5 d. x= 3V5
8. 15
C. 3
b.x = 3tys
2
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LEAH R. DEVERO & JULIEVER SABEJUEA
MATH 9 QUARTER 1 WEEK 1​

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