AP EAMCET · Maths · Three Dimensional Geometry
The values of \(x\) for which the angle between the vectors \(x^2 \hat{i}+2 x \hat{j}+\hat{k}\) and \(\hat{i}-2 \hat{j}+x \hat{k}\) is obtuse, lie in the interval
- A \((-\infty, 0) \cup(3, \infty)\)
- B \((0,3)\)
- C \([0,3]\)
- D \((-\infty, 0) \cup[3, \infty)\)
Answer & Solution
Correct Answer
(B) \((0,3)\)
Step-by-step Solution
Detailed explanation
Angle between \(x^2 \hat{i}+2 x \hat{j}+\hat{k}\) and \(\hat{i}-2 \hat{j}+x \hat{k}\) is…
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