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Lesson Example Discussion Quiz: Class Homework

Quiz Discussion

Title: Simplify the equation

Grade: 9-a Lesson: S3-L1

Explanation: Let us discuss a few questions on this topic and review the answers to every question.

Quiz: Discussion in Class

Problem Id Problem Options

Steps 1

Simplify:
\$ 10sqrt(5) - 2sqrt(20) \$

A) \$ 6sqrt(5) \$

B) \$ 8sqrt(5) \$

C) \$ 6sqrt(15) \$

D) \$ 8sqrt(15) \$

Steps 2

Simplify:
\$ (sqrt(48))/2 - 3sqrt(72) - (sqrt(27))/3 \$

A) \$ 2sqrt(3) - 9sqrt(8) \$

B) \$ 2sqrt(3) - 9sqrt(8) - sqrt(3) \$

C) \$ 2sqrt(3) - 3sqrt(8) \$

D) \$ sqrt(3) - 3sqrt(8) \$

Steps 3

Simplify:
\$ sqrt(9)/5 - root(3)8/5 - root(4)16/5 \$

A) \$ 1/5 \$

B) \$ -4/5 \$

C) \$ - 1/5 \$

D) \$ 4/5 \$

Steps 4

Simplify:
\$ (4sqrt(2))/2 - (8root(3)216)/2 - (12root(4)81)/2 \$

A) \$ 4sqrt(2) - 24 \$

B) \$ 2sqrt(2) - 8sqrt(6) - 12sqrt(9) \$

C) \$ 2sqrt(2) - 12sqrt(9) \$

D) \$ 2sqrt(2) - 42 \$

Steps 5

Simplify:
\$ (4root(5)10)/11 - (2root(5)10)/5 \$

A) \$ - 4root(5)10/55 \$

B) \$ - 2root(5)10/55 \$

C) \$ 2root(5)10/55 \$

D) \$ 4root(5)10/55 \$

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