Lesson Topics Discussion Quiz: Class Homework |
Quiz Discussion |
Title: Quadratic-Equations and Factors |
Grade Lesson s6-l1 |
Explanation: Let us discuss a few questions on this topic and review the answers to every question. |
Quiz: Discussion
| Id | Name | Note |
|---|---|---|
Solve the quadratic equation: \$ 3x^2 - 4x - 4 = 0 \$. |
A) x = 2 and \$ x = 3/2 \$ B) x = -2 and \$ x = -2/3 \$ C) x = -2 and \$ x = -3/2\$ D) x = 2 and \$ x = -2/3 \$ |
|
Factorize the quadratic expression: \$3x^2 - 10x - 8 \$. |
A) (x - 4)(3x + 2) B) (x - 4)(3x - 2) C) (x + 4)(3x + 2) D) (x - 4)(3x + 3) |
|
Solve the quadratic equation \$2x^2 + 5x - 3 = 0\$. |
A) x = 0.5 and x = -3 B) x = 0.6 and x = -4 C) x = -0.5 and x = 3 D) x = -0.6 and x = 4 |
|
Solve the quadratic equation \$2x^2 + 7x + 3 = 0\$ using factors. |
A) x = 3 and \$x = -1/2\$ B) x = -3 and \$x = -1/2\$ C) x = 3 and \$x = 1/2\$ D) x = -3 and \$x = 1/2\$ |
|
Solve the quadratic equation \$2x^2 + 3x - 4 = 0\$ by completing the square. |
A) \$x = (-4 + \sqrt (41)) / 3\$ and \$x = (-4 - \sqrt (41)) / 3\$ B) \$x = (-3 - \sqrt (41)) / 4\$ and \$x = (3 + \sqrt (41)) / 4\$ C) \$x = (4 + \sqrt (41)) / 3\$ and \$x = (4 - \sqrt ( 41)) / 3\$ D) \$x = (-3 + \sqrt (41)) / 4\$ and \$x = (-3 - \sqrt (41)) / 4\$ |
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