Lesson Example Discussion Quiz: Class Homework |
Quiz In Class |
Title: Multiplying Radicals |
Grade: 8-b Lesson: S1-L7 |
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 | Problem | Options |
|---|---|---|
1 |
Simplify the expression \$ 3\sqrt2 (2\sqrt5 + 6\sqrt2)\$. |
A) \$ 6\sqrt(10) + 36\$ B) \$ 3\sqrt(5) + 32\$ C) \$ 2\sqrt(10) - 12\$ D) \$ 2\sqrt(3) + 81\$ |
2 |
Simplify the expression \$ root(4)(2) (root(4)(8) + 7 root(4)(3))\$. |
A) \$ 2 - 7 root(4)(6)\$ B) \$ 2 + 7 root(4)(6)\$ C) \$ 2 + 7 root(3)(4)\$ D) \$ 2 - 7 root(3)(4)\$ |
3 |
Find the product \$ 3 root(3)(x) (root(3)(x^2) - 2root(3)(x^2y^3) + root(3)(x^2))\$. |
A) \$6x - 5\sqrt(xy)\$ B) \$6\sqrt(x^3) - 6xy\$ C) 6x - 6xy D) 5x + 6xy |
4 |
Find the product of the radical expression \$ (3sqrt(2) + 11sqrt(3))(8sqrt(3) - sqrt(2))\$. |
A) \$3 sqrt(6) - 25\$ B) \$12 sqrt(3) + 114\$ C) \$26 sqrt(6) - 264\$ D) \$13 sqrt(6) + 258\$ |
5 |
Multiply the radicals \$ 11\sqrt9 \times 7 \sqrt18\$. |
A) \$ 17 \sqrt3\$ B) \$ 699 \sqrt3\$ C) \$ 639 \sqrt2\$ D) \$ 693 \sqrt2\$ |
6 |
Simplify the expression: \$ 3(\sqrt7) \times 2(\sqrt14) \$. |
A) \$ 40(\sqrt3) \$ B) \$ 32(\sqrt4) \$ C) \$ 42(\sqrt2) \$ D) \$ 22(\sqrt2) \$ |
7 |
Multiply the following expression: \$ 5(\sqrt a) \times 2(\sqrt b) \$. |
A) \$ 20\sqrt(ab) \$ B) \$ 10\sqrt(ab) \$ C) \$ 30\sqrt(ab) \$ D) \$ 40\sqrt(ab) \$ |
8 |
Simplify \$ \sqrt12 \times \sqrt27 \$. |
A) 18 B) 20 C) 23 D) 16 |
9 |
Simplify the expression: \$ \sqrt7 \times \sqrt28 \times \sqrt2 \$. |
A) \$ 9(\sqrt2) \$ B) \$ 14(\sqrt2) \$ C) \$ 10(\sqrt12) \$ D) \$ 6(\sqrt2) \$ |
10 |
Simplify: \$ 4\sqrt3 \times \sqrt12 \$. |
A) 16 B) 18 C) 24 D) 14 |
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