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Vector Algebra · 2022 · 29 Jul · Shift 2

2 Mathematics questions from this JEE Main paper

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2022 · 29 Jul · Shift 2
Mathematics
Vector Algebra

Vector Algebra · 2022 · 29 Jul · Shift 2

2 Mathematics questions from this JEE Main paper

Q35.Let $a, b, c$ be three coplanar concurrent vectors such that angles between any two of them is same. If the product of their magnitudes is 14 and $(a \times b) \cdot (b \times c) + (b \times c) \cdot (c \times a) + (c \times a) \cdot (a \times b) = 168$ …
Mathematics · Vector Algebra · MCQ
Q42.Let $a$ and $b$ be two vectors such that $∣ a + b ∣^{2} = ∣ a ∣^{2} + 2∣ b ∣^{2}, a \cdot b = 3$ and $∣ a \times b ∣^{2} = 75$ . Then $∣ a ∣^{2}$ is equal to .
Mathematics · Vector Algebra · Numerical