Use the Vectors U and V to Find (3u)× V $\mathbf { u } = 7 \mathbf { i } - \mathbf { j } + 8 \mathbf { k } \quad \mathbf { v } = 6 \mathbf { i } + 6 \mathbf { j } - \mathbf { k }$

question 22

Multiple Choice

Use the vectors u and v to find (3u) × v. $\mathbf { u } = 7 \mathbf { i } - \mathbf { j } + 8 \mathbf { k } \quad \mathbf { v } = 6 \mathbf { i } + 6 \mathbf { j } - \mathbf { k }$

• A) \(( 3 \mathbf { u } ) \times \mathbf { v } = - 141 \mathbf { i } + 165 \mathbf { j } + 144 \mathbf { k }\)
• B) \(\text { (3u) } \times \mathbf { v } = 165 \mathbf { i } - 141 \mathbf { j } + 144 \mathbf { k }\)
• C) \(( 3 \mathbf { u } ) \times \mathbf { v } = 165 \mathbf { i } + 165 \mathbf { j } + 144 \mathbf { k }\)
• D) \(( 3 \mathbf { u } ) \times \mathbf { v } = 165 \mathbf { i } + 144 \mathbf { j } + 144 \mathbf { k }\)
• E) \(\text { (3u) } \times \mathbf { v } = 144 \mathbf { i } + 165 \mathbf { j } - 141 \mathbf { k }\)

Understand the processes leading to blood coagulation and the control of bleeding.

Identify common blood tests and their purposes in diagnosing diseases.

Grasp the concept of antigens on the surface of red blood cells and their role in blood typing and transfusions.

Comprehend the genetic and procedural aspects related to various blood disorders.

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