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Title: Solve the cubic variable value of the expressions

Grade: 7-a Lesson: S4-L3

Explanation: Hello Students, time to practice and review the steps for the problem.

Lesson Steps

Step	Type	Explanation	Answer
1	Problem	Determine the value of an expression \$ a= 1/2 , b = 2\$: \$ a^3 + b^3 \$
2	Hint	Substitute a,b value in the expression	\$ (1/2)^3 + 2^3 \$
3	Step	After simplification	\$ 1/8 + 8 \$
4	Step	Taking 8 as LCM	\$ (1+64)/8\$
5	Step	After addition	\$ 65/8\$
6		Answer	C

Step

Type

Explanation

Answer

Problem

Determine the value of an expression \$ a= 1/2 , b = 2\$:
\$ a^3 + b^3 \$

Hint

Substitute a,b value in the expression

\$ (1/2)^3 + 2^3 \$

Step

After simplification

\$ 1/8 + 8 \$

Step

Taking 8 as LCM

\$ (1+64)/8\$

Step

After addition

\$ 65/8\$

Answer

Tutor: Questions

Seq	Type	Question
1	Problem	What did you learn from this problem?
2	Clue	What did you learn from the clues?
3	Hint	What did you learn from the Hints?
4	Step	What did you learn from the Steps?
5	Step	How can we improve the Steps?

Seq

Type

Question

Audio

Problem

What did you learn from this problem?

Clue

What did you learn from the clues?

Hint

What did you learn from the Hints?

Step

What did you learn from the Steps?

Step

How can we improve the Steps?