✓ 2 MARKS
Very Short Answer
🔥 APPEARED IN 3 BOARD SETS
Write the cartesian equation of the line PQ passing through points P(2, 2, 1) and Q(5, 1, -2). Hence, find the y-coordinate of the point on the line PQ whose z-coordinate is -2.
01 // VERIFIED BOARD OCCURRENCES
| Year | Paper Code | Set | Position |
|---|---|---|---|
| CBSE 2022 | Series 65-2 | Set 1 | Question 6 |
| CBSE 2022 | Series 65-2 | Set 2 | Question 5 |
| CBSE 2022 | Series 65-2 | Set 3 | Question 1 |
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)