Question

If the points with position vectors $a\hat{i} +10\hat{j} +13\hat{k}, 6\hat{i} +11\hat{k} +11\hat{k},\frac{9}{2}\hat{i}+B\hat{j}−8\hat{k}$ are collinear, then (19α-6β)2 is equal to

• A. 16
• B. 25
• C. 36
• D. 49

Answer 1

Answer: (C)

36

Answer 2

The correct option is(C): 36