Quiz In Class

Title: Multiply and Divide Variables

Grade 6+ Lesson s2-l7

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

Id Name Note

1

Multiply (2x − 3)(4x + 5).

A) \$ 8x^2 - 3x \$

B) \$ 6x^2 - 2x - 30 \$

C) \$ 8x^2 - 2x -15 \$

D) \$ 8x^2 - 4x \$

2

Divide \$(abc^2)\$ by \$(ab)\$.

A) \$a^2b^2\$

B) \$4c^3\$

C) \$abc\$

D) \$c^2\$

3

Multiply \$(c^2 − 2d)(c^2 + 2d)\$.

A) \$ c^4 - 2d^2 \$

B) \$ c^4 - 4d^2 \$

C) \$ c^4 - 3d^2 \$

D) \$ c^4 - 5d^2 \$

4

Multiply (5x) by (-3y).

A) -15xy

B) \$-15x^2y\$

C) \$-12xy^2\$

D) -12xy

5

Simplify:

\$(6e^2) \div (4f) \times (4f^2) \div (9e)\$

A) \$ (2/3)ef \$

B) \$ (4/3)ef \$

C) \$ (5/3)ef \$

D) \$ (1/3)ef \$

6

Multiply:

(3x + 4)(2x - 5)

A) \$2x^2 - 8x - 10\$

B) \$6x^2 - 7x - 20\$

C) \$6x^2 - 4x -+10\$

D) \$7x^3 +7x - 20\$

7

Divide: \$(6a^3b^2)/(3ab)\$.

A) \$3a^2b\$

B) \$2a^2b\$

C) \$a^2b\$

D) \$4a^3b\$

8

Multiply: (2m - 3n)(m + 5n).

A) \$2m^2 - 3mn - 15n^2\$

B) \$2m^2 + 7mn - 25n^2\$

C) \$2m^2 + 7mn - 15n^2\$

D) \$2m^2 - 17mn - 5n^2\$

9

Divide: \$(9x^4)/(3x^2)\$.

A) \$2x^2\$

B) \$4x^2\$

C) \$3x^2\$

D) \$5x^2\$

10

Simplify: \$((12xy^2)/(4x^2y)) \times ((3x^3)/(6y))\$.

A) \$(x^2)/(2)\$

B) \$(3x^2)/(4)\$

C) \$(4x^2)/(7)\$

D) \$(3x^2)/(2)\$

Copyright © 2020-2024 saibook.us Contact: info@saibook.org Version: 4.0 Built: 04-Nov-2025 12:00PM EST