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Lesson Example Discussion Quiz: Class Homework

Quiz At Home

Title: Linear inequalities in one or two variables

Grade: 10-a Lesson: S1-L4

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: at Home

Problem Id	Problem	Options
1	Solve the inequality \$\sqrt (7x - 10) + 21 > 0\$.	A) \$ x ge 10/3 \$ B) \$ x ge 20/3 \$ C) \$ x ge 10/7 \$ D) \$ x ge 15/7 \$
2	Solve the inequality \$\|(3x - 6)/(6x + 12)\| < 4 \$ .	A) \$ - 18/7 < x < - 11/9 \$ B) \$ - 18/7 < x < -23/9 \$ C) \$ x < 18/7 or x < 54/21 \$ D) \$ - 18/7 > x > -14/9 \$
3	Solve the inequality \$ - 2y + 7 le 3y - 4 \$.	A) \$ y ge 11/2 \$ B) \$ y ge 11/5 \$ C) \$ y ge 11/7 \$ D) \$ y le 11/3 \$
4	Solve the inequality \$ 2x + 5 < 15 \$.	A) x < 5 B) x < 2 C) x > 7 D) \$ x ge 3 \$
5	Solve the inequality (3x - 4) (2x +5) < 0.	A) \$ - 5/2 < x < 4/3 \$ B) \$ - 5/2 < x > 4/3 \$ C) \$ - 5/2 > x < 4/3 \$ D) \$ 5/2 < x < -4/3 \$
6	Solve the inequality \$\|(2x - 10)/(4x + 10)\| < 3 \$.	A) \$ 4 > x > 10/9 \$ B) \$ - 4 > x > - 10/7 \$ C) \$ x < 10/7 or x < 14/21 \$ D) \$ - 4 < x < -23/19 \$
7	Solve the inequality \$\sqrt (3x + 14) - 18 > 0\$.	A) \$x < 310/3\$ B) \$x > 310/3\$ C) \$x < -310/3\$ D) \$x > -310/3\$
8	Solve the inequality 7x + 14 < 11 - 17x.	A)\$x < 1/8\$ B) \$x > -1/8\$ C) \$x < -1/8\$ D) \$x > 1/8\$
9	Solve the inequality (2x + 8) (x - 5) < 1.	A) \$ (\sqrt(383) - 1)/2 > x > ( \sqrt(383) - 1)/2 \$ B) \$ (\sqrt(383) - 1)/2 < x < ( \sqrt(383) - 1)/2 \$ C) \$ (-\sqrt(83) + 1)/2 < x < ( \sqrt(83) + 1)/2 \$ D) \$ (-\sqrt(83) + 1)/2 > x > ( \sqrt(83) + 1)/2 \$
10	Solve the inequality 11x -19 > 16.	A) \$x > -35/11\$ B) \$x < 35/11\$ C) \$x < 35/11\$ D) \$x > 35/11\$

Problem Id

Problem

Options

Solve the inequality \$\sqrt (7x - 10) + 21 > 0\$.

A) \$ x ge 10/3 \$

B) \$ x ge 20/3 \$

C) \$ x ge 10/7 \$

D) \$ x ge 15/7 \$

Solve the inequality \$|(3x - 6)/(6x + 12)| < 4 \$ .

A) \$ - 18/7 < x < - 11/9 \$

B) \$ - 18/7 < x < -23/9 \$

C) \$ x < 18/7 or x < 54/21 \$

D) \$ - 18/7 > x > -14/9 \$

Solve the inequality \$ - 2y + 7 le 3y - 4 \$.

A) \$ y ge 11/2 \$

B) \$ y ge 11/5 \$

C) \$ y ge 11/7 \$

D) \$ y le 11/3 \$

Solve the inequality \$ 2x + 5 < 15 \$.

A) x < 5

B) x < 2

C) x > 7

D) \$ x ge 3 \$

Solve the inequality (3x - 4) (2x +5) < 0.

A) \$ - 5/2 < x < 4/3 \$

B) \$ - 5/2 < x > 4/3 \$

C) \$ - 5/2 > x < 4/3 \$

D) \$ 5/2 < x < -4/3 \$

Solve the inequality \$|(2x - 10)/(4x + 10)| < 3 \$.

A) \$ 4 > x > 10/9 \$

B) \$ - 4 > x > - 10/7 \$

C) \$ x < 10/7 or x < 14/21 \$

D) \$ - 4 < x < -23/19 \$

Solve the inequality \$\sqrt (3x + 14) - 18 > 0\$.

A) \$x < 310/3\$

B) \$x > 310/3\$

C) \$x < -310/3\$

D) \$x > -310/3\$

Solve the inequality 7x + 14 < 11 - 17x.

A)\$x < 1/8\$

B) \$x > -1/8\$

C) \$x < -1/8\$

D) \$x > 1/8\$

Solve the inequality (2x + 8) (x - 5) < 1.

A) \$ (\sqrt(383) - 1)/2 > x > ( \sqrt(383) - 1)/2 \$

B) \$ (\sqrt(383) - 1)/2 < x < ( \sqrt(383) - 1)/2 \$

C) \$ (-\sqrt(83) + 1)/2 < x < ( \sqrt(83) + 1)/2 \$

D) \$ (-\sqrt(83) + 1)/2 > x > ( \sqrt(83) + 1)/2 \$

Solve the inequality 11x -19 > 16.

A) \$x > -35/11\$

B) \$x < 35/11\$

C) \$x < 35/11\$

D) \$x > 35/11\$