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Lesson Example Discussion Quiz: Class Homework

Quiz In Class

Title: Quadratic equations with rational expression

Grade: 10-a Lesson: S2-L3

Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the ten problems using the Quiz Sheet. Then submit the quiz to get the score. This is a good exercise to check your understanding of the concepts.

Quiz: in Class

Problem Id	Problem	Options
1	Solve the equation: \$(x^2 + 3x + 2) / (x + 1) = 0\$.	A) - 1, - 2 B) 0, - 3 C) 1, - 4 D) -2, - 3
2	Solve the equation: \$(2x^2 + 5x - 3) / (x - 1) = 0\$.	A) \$ 1/2,0\$ B) \$ 1/2, - 3\$ C) \$ 1/2, - 2 \$ D) 1, - 1
3	Solve the equation: \$(3x^2 + 4x - 1) / (2x - 1) = 0\$.	A) \$ (2 + \sqrt3)/7, (2 - \sqrt3)/7\$ B) \$ (-2 + \sqrt3)/7, (-2 - \sqrt3)/7\$ C) \$ (-2 + \sqrt7)/3, (-2 - \sqrt7)/3\$ D) \$ (-5 + \sqrt7)/3, (-5 - \sqrt7)/3\$
4	Solve the equation: \$(2x^2 + 7x + 3) / (x^2 - 1) = 0\$.	A) \$ - 1/3, 1\$ B) \$ 1/2, - 2\$ C) \$ 1/2,0\$ D) \$ - 1/2, - 3\$
5	Solve the equation: \$(2x - 1)/(x + 3) + (3x + 2)/(2x - 1) = 4\$.	A) \$ (13 + 7\sqrt5)/2, (13 - 7\sqrt5)/2\$ B) \$ (-9 + 7\sqrt5)/2, (-9 - 7\sqrt5)/2\$ C) \$ (-7+ 7\sqrt5)/2, (-7 - 7\sqrt5)/2\$ D) \$ (-13 + 7\sqrt5)/2, (-13 - 7\sqrt5)/2\$
6	Solve the equation: \$(2x + 3)/(x - 1) + (3x + 1)/(x + 2) = 0\$.	A) \$ (1 + i\sqrt3)/2, (1 - i\sqrt3)/2\$ B) \$ (-1 + \sqrt3)/2, (-1 - \sqrt3)/2\$ C) \$ (-1 + i\sqrt3)/2, (-1 - i\sqrt3)/2\$ D) \$ (-1 + i\sqrt2)/2, (-1 - i\sqrt2)/2\$
7	Solve the equation: \$(2x^2 + 3x - 2)/(x^2 - 4) = 1\$.	A) \$ 1/4, - 2\$ B) \$ - 2, - 1\$ C) \$ 1/2 , 3/2\$ D) 1, 5
8	Solve the equation: \$ 1/(x + 2) - 1/(x - 1) = 3/2 \$.	A) 0, - 1 B) -2,-1 C) 0,2 D) 0, - 2
9	Solve the equation: \$ 3/x + 2/(x - 3) = 1/(x + 1)\$.	A) \$ (-1 + \sqrt145)/8, (-1 - \sqrt145)/8\$ B) \$ (1 + \sqrt145)/8, (1 - \sqrt145)/8\$ C) \$ (1 + \sqrt55)/8, (1 - \sqrt55)/8\$ D) \$ (-1 + \sqrt55)/8, (-1 - \sqrt55)/8\$
10	Solve the equation: \$(3x^2 + 2x - 1)/(x + 1) = 2\$.	A) 2, - 2 B) 1,2 C) 1, - 1 D) - 1,- 2

Problem Id

Problem

Options

Solve the equation: \$(x^2 + 3x + 2) / (x + 1) = 0\$.

A) - 1, - 2

B) 0, - 3

C) 1, - 4

D) -2, - 3

Solve the equation: \$(2x^2 + 5x - 3) / (x - 1) = 0\$.

A) \$ 1/2,0\$

B) \$ 1/2, - 3\$

C) \$ 1/2, - 2 \$

D) 1, - 1

Solve the equation: \$(3x^2 + 4x - 1) / (2x - 1) = 0\$.

A) \$ (2 + \sqrt3)/7, (2 - \sqrt3)/7\$

B) \$ (-2 + \sqrt3)/7, (-2 - \sqrt3)/7\$

C) \$ (-2 + \sqrt7)/3, (-2 - \sqrt7)/3\$

D) \$ (-5 + \sqrt7)/3, (-5 - \sqrt7)/3\$

Solve the equation: \$(2x^2 + 7x + 3) / (x^2 - 1) = 0\$.

A) \$ - 1/3, 1\$

B) \$ 1/2, - 2\$

C) \$ 1/2,0\$

D) \$ - 1/2, - 3\$

Solve the equation: \$(2x - 1)/(x + 3) + (3x + 2)/(2x - 1) = 4\$.

A) \$ (13 + 7\sqrt5)/2, (13 - 7\sqrt5)/2\$

B) \$ (-9 + 7\sqrt5)/2, (-9 - 7\sqrt5)/2\$

C) \$ (-7+ 7\sqrt5)/2, (-7 - 7\sqrt5)/2\$

D) \$ (-13 + 7\sqrt5)/2, (-13 - 7\sqrt5)/2\$

Solve the equation: \$(2x + 3)/(x - 1) + (3x + 1)/(x + 2) = 0\$.

A) \$ (1 + i\sqrt3)/2, (1 - i\sqrt3)/2\$

B) \$ (-1 + \sqrt3)/2, (-1 - \sqrt3)/2\$

C) \$ (-1 + i\sqrt3)/2, (-1 - i\sqrt3)/2\$

D) \$ (-1 + i\sqrt2)/2, (-1 - i\sqrt2)/2\$

Solve the equation: \$(2x^2 + 3x - 2)/(x^2 - 4) = 1\$.

A) \$ 1/4, - 2\$

B) \$ - 2, - 1\$

C) \$ 1/2 , 3/2\$

D) 1, 5

Solve the equation: \$ 1/(x + 2) - 1/(x - 1) = 3/2 \$.

A) 0, - 1

B) -2,-1

C) 0,2

D) 0, - 2

Solve the equation: \$ 3/x + 2/(x - 3) = 1/(x + 1)\$.

A) \$ (-1 + \sqrt145)/8, (-1 - \sqrt145)/8\$

B) \$ (1 + \sqrt145)/8, (1 - \sqrt145)/8\$

C) \$ (1 + \sqrt55)/8, (1 - \sqrt55)/8\$

D) \$ (-1 + \sqrt55)/8, (-1 - \sqrt55)/8\$

Solve the equation: \$(3x^2 + 2x - 1)/(x + 1) = 2\$.

A) 2, - 2

B) 1,2

C) 1, - 1

D) - 1,- 2