Lesson Example Discussion Quiz: Class Homework |
Step-5 |
Title: Addition of surds |
Grade: 9-a Lesson: S3-L4 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Simplify: |
|
2 |
Hint |
Take LCM as 15 |
\$ (12sqrt(5) + 10sqrt(5))/15 \$ |
3 |
Step |
After taking 15 as LCM |
\$(sqrt(5)(12 + 10))/15 \$ |
4 |
Step |
Add like surds |
\$ (22sqrt(5))/15 \$ |
5 |
Answer |
B |
|
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