✓ 2 MARKS
Very Short Answer
🔥 APPEARED IN 3 BOARD SETS
The foot of a perpendicular drawn from the point $(-2, -1, -3)$ on a plane is $(1, -3, 3)$. Find the equation of the plane.
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2022 | Series 65-4 | Set 1 | Question 3 |
| CBSE 2022 | Series 65-4 | Set 2 | Question 1 |
| CBSE 2022 | Series 65-4 | 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)