In the given figure,if a vector $x$ satisfies the equation $x - w = v$,then $x = ?$

  • A
    $2a + b + c$
  • B
    $-a + 2b - c$
  • C
    $-a + b + 2c$
  • D
    $a + b + c$

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Observe the following lists. Then the correct match for List-$I$ from List-$II$ is:
List-$I$List-$II$
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$(C)$ $\mathbf{a} \times (\mathbf{b} \times \mathbf{c})$$3. \mathbf{a} \cdot (\mathbf{b} \times \mathbf{c})$
$(D)$ $\mathbf{a} \cdot \mathbf{b}$$4. |\mathbf{a}||\mathbf{b}|$
$5. (\mathbf{b} \cdot \mathbf{c})\mathbf{a} - (\mathbf{a} \cdot \mathbf{b})\mathbf{c}$

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