Lesson Example Discussion Quiz: Class Homework |
Quiz At Home |
Title: Simplify |
Grade: 7-b Lesson: S4-L4 |
Explanation: Hello Students, time to practice and review. Let us take next 10-15 minutes to solve the five 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 | Question | Problem | Options |
|---|---|---|---|
1 |
Simplify |
\$ (x^2 + y)(x^2 - y) \times 1/((x^2 + y)) \$ |
A) \$(2x^2 - y) \$ B) \$(x^2 + y) \$ C) \$(x^2 - y) \$ D) \$(x^2 - 2y) \$ |
2 |
Simplify |
\$ ((2x)^2 + 5y^2)((2x)^2 - 5y^2) \times 1/((4x^2 - 5y^2)) \$ |
A) \$((2x)^2 + 5y^2) \$ B) \$((2x)^2 - 5y^2) \$ C) \$(2x^2 + 5y^2) \$ D) \$(4x^2 + 15y^2) \$ |
3 |
Simplify |
\$ (5x - y)(5x + y) \times 1/((25x^2 - y^2)) \$ |
A) \$0 \$ B) \$ 1 \$ C) \$(5x - y) \$ D) \$(5x + y) \$ |
4 |
Simplify |
\$ (9x^2 + (3y)^2)(9x^2 - 9y^2) \times 1/((9x^2 + 9y^2)) \$ |
A) \$(3x^2 - 9y^2) \$ B) \$(9x^2 - 3y^2) \$ C) \$(9x^2 + 9y^2) \$ D) \$(9x^2 - 9y^2) \$ |
5 |
Simplify |
\$ (2x + 11y)(2x - 11y) \times 1/((2x - 11y)) \$ |
A) \$(2x + 11y)\$ B) \$(2x - 11y)\$ C) \$(11x + 2y)\$ D) \$(22x + 11y)\$ |
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