Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Vectors

Question:

The value of $\lambda$ and $\mu$ if $(2 \hat{i}+6 \hat{j}+27 \hat{k}) \times(\hat{i}+\lambda \hat{j}+\mu \hat{k})=\vec{0}$ are respectively:

Options:

$3, \frac{27}{2}$

$-\frac{27}{2}, 3$

$-1, \frac{11}{3}$

$-\frac{5}{3}, \frac{7}{3}$

Correct Answer:

$3, \frac{27}{2}$

Explanation:

The correct answer is Option (1) - $3, \frac{27}{2}$