Line direction b=(3,2,6), plane normal n=(2,10,−11).
sinθ=∣b∣∣n∣∣b⋅n∣=49⋅225∣6+20−66∣=7⋅1540=218.
So θ=sin−1(218).
The point on the straight line 3x + 4y = 8, which is closest to the origin is:
CUET UG 2023 — Mathematics Applied-Mathematics
2023mcqmedium
The point on the straight line 3x+4y=8, which is closest to the origin is:
Official previous-year question
Held on 25 May 2023 · Verified 13 Jul 2026.
Options
- A
(2413,2417)
- B
(2524,2532)
- C
(245,247)
- D
(1,45)
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