Lesson Example Discussion Quiz: Class Homework |
Step-1 |
Title: Determine the value of an expression |
Grade: 7-b Lesson: S3-L6 |
Explanation: Hello Students, time to practice and review the steps for the problem. |
Lesson Steps
| Steps | Problem | Solution |
|---|---|---|
1 |
Determine the value of an expression at |
\$ s^2+t^2+1 \$ |
2 |
Now substitute the values \$s = 1/2\$ & \$t = - 2/3\$ in the expression |
\$ (1/2)^2+(-2/3)^2+1 \$ |
3 |
After simplification |
\$ (1/4)+(4/9)+1 \$ |
4 |
Take LCM as '\$36\$' |
\$ (9+16+36)/36 \$ |
5 |
After Addition |
\$ 61/36 \$ |
6 |
Answer |
C : \$ 61/36 \$ |
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