Lesson Example Discussion Quiz: Class Homework |
Quiz In Class |
Title: Find the sum or difference of polynomials. |
Grade: 7-b Lesson: S4-L9 |
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: in Class
| Problem Id | Question | Problem | Options |
|---|---|---|---|
1 |
Find the sum or difference of polynomials. |
\$ (5x^2 + 3x − 7) + (x^2 + 2) \$ |
A) \$ 6x^2 + 3x - 5 \$ B) \$ 6x^2 - 3x - 5 \$ C) \$ 6x^2 - 3x + 5 \$ D) \$ 6x^2 + 6x - 5 \$ |
2 |
Find the sum or difference of polynomials. |
\$ (−4x^3 − x + 1) + (2x^2 + 8x − 9) \$ |
A) \$ 4x^3 + 2x^2 - 7x + 8 \$ B) \$ −4x^3 + 2x^2 + 7x − 8 \$ C) \$ 4x^3 - 2x^2 - 7x + 8 \$ D) \$ −4x^3 + 2x^2 - 7x + 8 \$ |
3 |
Find the sum or difference of polynomials. |
\$ (6x^3 − 2x − 5) − (−x^3 + 3x^2 + 4) \$ |
A) \$ 7x^3 - 3x^2 − 2x + 9 \$ B) \$ -7x^3 + 3x^2 + 2x + 9 \$ C) \$ 7x^3 - 3x^2 − 2x - 9 \$ D) \$ 7x^3 - 3x^2 + 2x - 9 \$ |
4 |
Find the sum or difference of polynomials. |
\$ (5x^2 + 7x − 3) − (4x^2 + 2x − 1) \$ |
A) \$ x^2 + 5x − 4 \$ B) \$ x^2 - 5x + 2 \$ C) \$ x^2 + 9x − 2 \$ D) \$ x^2 + 5x − 2 \$ |
5 |
Find the sum or difference of polynomials. |
\$ (2x^3 - 6x) + (x^3 + x) \$ |
A) \$ 3x^3 - 5x \$ B) \$ 3x^3 + 5x \$ C) \$ 3x^2 - 5x \$ D) \$ 3x^3 - 5x^2 \$ |
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