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Question : 15 of 100
Marks:
+1,
-0
Solution:
‌‌=‌=‌ ‌‌=‌=‌the shortest distance between the lines
‌=|‌| ‌=|‌| ‌=|‌| (λ−4)(−10+12)−0+2(4−4) |
| ∣2−1+0 |
| ‌‌=|‌| ‌3=|λ−4| ‌λ−4=±3 ‌λ=7,1Sum of all possible values of
λ is
=8
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