✓ 2 MARKS
Numericals
🔥 APPEARED IN 3 BOARD SETS
Find the values of $\lambda$, for which the distance of point $(2, 1, \lambda)$ from plane $3x + 5y + 4z = 11$ is $2\sqrt{2}$ units.
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2022 | Series 65-1 | Set 1 | Question 6 |
| CBSE 2022 | Series 65-1 | Set 2 | Question 4 |
| CBSE 2022 | Series 65-1 | Set 3 | Question 5 |
02 // OFFICIAL CBSE MARKING SCHEME BREAKDOWN
- Step 1: Stating the fundamental formula / law statement (+1 Mark)
- Step 2: Intermediate mathematical substitution or proof steps (+1 Mark)
- Step 3: Correct final value or conclusion with mandatory SI units (+1 Mark)