Teaching DSSSB TGT Mock Test 2025 Mathematics Three Dimensional Geometry Angle with Planes

रेखा \(\rm \frac{x+1}{1}=\frac{y-1}{2}=\frac{z-2}{2}\) तथा समतल 2x - y + √λ z + 4 = 0 के बीच का कोण θ इस प्रकार है कि sin θ = \(\frac{1}{3}\) है, तो λ का मान है:

1
\(\frac{1}{3}\)
2
\(\frac{2}{3}\)
3
\(\frac{4}{3}\)
4
\(\frac{5}{3}\)
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