Lesson Topics Discussion Quiz: Class Homework |
Quiz At Home |
Title: Equivalent expressions |
Grade Lesson s5-l5 |
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
Id | Name | Note |
---|---|---|
1 |
Simplify the expression \$((4a^3b^2)^2)/((2ab)^4)\$. |
A) \$ ab^2 \$ B) \$ b^2 \$ C) \$ c^2 \$ D) \$ a^2 \$ |
2 |
Simplify the expression \$(2x - 3)^2 - (x + 1)(3x - 2)\$. |
A) \$ x^2 - 11x - 7 \$ B) \$ x^2 - 13x + 11 \$ C) \$ x^2 + 9x + 11 \$ D) \$ x^2 - 9x + 11 \$ |
3 |
Simplify the expression \$(x^2 + 3xy + 2y^2) - (4x^2 - 6xy + y^2)\$. |
A) \$ -2x^2 + 9xy + y^2 \$ B) \$ -3x^2 + 6xy + y^2 \$ C) \$ -3x^2 + 9xy + y^2 \$ D) \$ x^2 + 9xy + 5y^2 \$ |
4 |
Simplify the expression \$2(3x - 4y) + 5(2y - x) - 3(4x - 3y)\$. |
A) -11x + 11y B) -8x + 8y C) 4x + 14y D) 11x - 9y |
5 |
Simplify the expression and find an equivalent expression:\$3x^2 - 4x - 7 + 2x^2 - 3x + 5 \$. |
A) \$5x^2 - 7x + 2\$ B) \$5x^2 - 7x - 2\$ C) \$5x^2 + 7x - 2\$ D) \$5x^2 + 7x + 2\$ |
6 |
Simplify the expression: 2(x + 3) - 3(x - 1) + 4. |
A) -x + 13 B) -x - 11 C) -x + 12 D) x + 13 |
7 |
Simplify the expression: \$(a^2 - 4ab + 4b^2)/(a - 2b) \times (a + 2b)/(a^2 + 4ab + 4b^2)\$. |
A) \$(-a - 2b)/(a + 2b)\$ B) \$(a + 2b)/(-a - 2b)\$ C) \$(a + 2b)/(a - 2b)\$ D) \$(a - 2b)/(a + 2b)\$ |
8 |
Simplify the expression: \$\sqrt(8x^3) - \sqrt(32x)\$. |
A) \$sqrt(2x-4)(2x )\$ B) \$sqrt(-2x+4)(2x )\$ C) \$2\sqrt(2) x \sqrt(x) - 4 \sqrt(2) \sqrt(x)\$ D) \$sqrt(2x)(2x + 4)\$ |
9 |
Simplify the expression: \$3^(2x + 1) \times (9^(3 - x))/(27^(x - 1))\$. |
A) \$3^(10 + 2x)\$ B) \$3^(10 - 3x)\$ C) \$3^(3 - 10x)\$ D) \$3^(4 + 10x)\$ |
10 |
Simplify the expression: \$(2x^2 - 3x + 1)(x^3 + 4x^2 - 2x + 3) - 2x(x^2 - 1)(x - 2)\$. |
A) \$2x^5 - 3x^4 - 11x^3 - 18x^2 + 15x + 3\$ B) \$2x^5 + 3x^4 + 11x^3 + 18x^2 - 15x + 3\$ C) \$2x^5 - 3x^4 - 11x^3 + 18x^2 - 15x + 3\$ D) \$2x^5 + 3x^4 - 11x^3 + 18x^2 - 15x + 3\$ |
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