MATH 9 INTERVENTION AVOGADRO
Quiz by LONEVIE SUNIO
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Measures 1 skill fromGrade 9MathematicsPhilippines Curriculum: Grades K-10 (MELC)
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- Q1
What do you call a polynomial equation of degree two that can be written in the form ax2 + bx + c = 0, where a, b, and care real numbers and a ≠ 0?
Quadratic Equation
Linear Inequality
Linear Equation
Quadratic Inequality
120sM9AL-Ia-1 - Q2
Which of the following is a quadratic equation?
4x (3x2 – 9)
3t -5 =2
2x2 + 4x – 2 = 0
y + 2
120sM9AL-Ia-1 - Q3
In the quadratic equation 3x2 + 7x – 4 =0, which is the quadratic term?
– 4
0
7x
3x2
120s - Q4
The roots of a quadratic equation are - 5 and 3.Which of the following quadratic equations has these roots?
x2 + 2x – 15 = 0
x2 – 8x + 15 = 0
x2 + 8x + 15 = 0
x2 – 2x – 15 = 0
120s - Q5
How many real roots does quadratic equation x2+ 5x + 7 = 0 have?
0
3
2
1
120s - Q6
What is the sum of the roots of the quadraticequation x2 + 6x – 27 = 0?
– 3
– 7
– 6
14
120s - Q7
What are the roots of the quadratic equation x2+ x – 56 = 0?
-8 and 7
8 and -7
3 and - 2
2 and -1
120s - Q8
One of the roots of 2x2 – 13x + 20 =0 is 4. What is the other root?
-5/2
5/2
2/5
-2/5
120s - Q9
What is the standard form of the quadratic equation(2x + 7) (x -1) = 0?
2x2 – 5x – 7 = 0
2x2 + 5x + 7= 0
-2x2 + 5x – 7 = 0
2x2 + 5x – 7 = 0
120s - Q10
Which of the following quadratic equations can besolved easily by extracting square roots?
v2 – 3v – 10 = 0
6x2 – 9x + 12 = 0
4m2 – 64 = 0
5n2 + 7n – 51
120s