Lesson Example Discussion Quiz: Class Homework |
Step-2 |
Title: Evaluate the expression |
Grade: 7-a Lesson: S2-L7 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Step | Type | Explanation | Answer |
|---|---|---|---|
1 |
Problem |
Evaluate the expression when k = 16: |
|
2 |
Step |
Substitute k value in the expression |
\$ -8\times16 + 8\sqrt(16) \$ |
3 |
Step |
16 is a perfect square of 4 |
\$ (-8\times16) + 8\sqrt(4^2) \$ |
4 |
Step |
After cancellation square and square root |
\$ (-8\times16) + (8\times4)\$ |
5 |
Step |
After cancellation square and square root |
-128 + 32 |
6 |
Step |
After simplification |
-96 |
7 |
Answer |
C |
|
Tutor: Questions
| Seq | Type | Question | Audio |
|---|---|---|---|
1 |
Problem |
What did you learn from this problem? |
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2 |
Clue |
What did you learn from the clues? |
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3 |
Hint |
What did you learn from the Hints? |
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4 |
Step |
What did you learn from the Steps? |
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5 |
Step |
How can we improve the Steps? |
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