Questions


September 2022 1 0 Report
_____1. What algebraic equation which each term has an exponent of one and the graphing of the equation results in a
straight line? A.) Linear Equation C) Polynomial Equation
B.) Quadratic Equation D) Linear Inequality

_____2. This Quadratic Equation 8k – 3 = -12k2 when transform in Standard Form should be written as?
a.) -3 + 8k + 12k2 = 0 b.) 12k2 + 8k – 3 = 0 c.) 8k – 12k2 – 3 = 0








_____3. Find the values of a, b and c in 4z2 - 6z - 9 = 0.
A.) a = 4, b = 6, c = -9 C) a = -4, b= -6, c = -9
B.) a = -4, b = 6, c = -9 D) a = -4, b = 6, c = 9

_____4. What is the quadratic equation in standard form with the given roots: -2 and -5?
A.) x2 – 3x -10=0 B.) x2 – 7x +10=0 C.) x2 +7x +10=0 D.) x2 +2x -10=0

_____5. What is missing to make the quadratic equation x2 + 24x + ____ = 0 a perfect square?
A) 14 B.) 144 C) 15 D) 155

_____6. In x + 13 = 0, the value of x is ___ by zero-product property.
A) 13 B.) -13 C) 130 D) 0

_____7. Using the square root method what are the roots of k2-6 = 43
A.) k=6; k=-6 B.) k=7; k=-7 C.) k=37; k=37 D.) no roots

_____8. Which of the following values of x will make the equation x2 + 9x = – 8 true? I. – 1 II. -8 III. 4
A) I and II B.) II and III C) I and III D) I, II, and III

_____9. Which of the following values of x make the equation x2 − 10x + 21 = 0 true? I. -7 II. 3 III. 7
A.) I and II B.) II and III C. I and III D. I, II, and III

____10. Solving quadratic equation by extracting square roots, what is the value of x in x2 = 625?
A.) 20 B.) 25 C.) 30 D.) 35

____11. What are the roots of the quadratic equation x2 – 3x – 10 = 0?
A) 2 and 5 B.) – 2 and 5 C) – 10 and 1 D) 10 and – 1

____12. What do you call the expressionb2 −4ac?
A) Extracting Square Root B.) Discriminant C) Factoring D) Rational Expression

____13. Find the value of b2 −4ac in the equation 6x2 +10x – 1 = 0.
A) 150 B.) 112 C) 124 D) 155

____14. The roots of the equation are 1 and -5, what is the sum of the roots?
A.) 6 B.) 4 C. -6 D. -4

____15.The roots of the equation are -9 and 2, what is the sum of the roots?
A.) 2 B.) -9 C.) 11 D.) -18

____16. Find the sum and the product of the roots of 2x2 +10x−18=0.
A.) 10 and -18 B.) - 5 and - 9 C) 5 and 10 D) - 7 and - 18

____17. What is the Product of the roots of the quadratic equation 3x2 + 9x −25=0?
A.) -5 B.) 5 C) 9 D) -9

____18. Given the sum and product of roots are -2 and -8 respectively. What are the values of a and c in ax2 + 8x – c = 0?
A.) a=4; c=-32 B.) a=-2; c=4 C.) a=-4; c=8 D.) a=2; c=32

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