The value of the cross product $\left( {\overrightarrow a - \overrightarrow b } \right) \times \left( {\overrightarrow a + \overrightarrow b } \right)$ of two vectors $\overrightarrow a - \overrightarrow b$ and $\overrightarrow a + \overrightarrow b $ is:

Question

The value of the cross product $\left( {\overrightarrow a - \overrightarrow b } \right) \times \left( {\overrightarrow a + \overrightarrow b } \right)$ of two vectors $\overrightarrow a - \overrightarrow b$ and $\overrightarrow a + \overrightarrow b $ is:

TuteeHUB · Accepted Answer

$\overrightarrow a \times \overrightarrow b $

TuteeHUB · Answer

a2 - b2

TuteeHUB · Answer

$2(\overrightarrow a \times \overrightarrow b)$

TuteeHUB · Answer

$\overrightarrow b \times \overrightarrow a$

1.	The value of the cross product \(\left( {\overrightarrow a - \overrightarrow b } \right) \times \left( {\overrightarrow a + \overrightarrow b } \right)\) of two vectors \(\overrightarrow a - \overrightarrow b\) and \(\overrightarrow a + \overrightarrow b \) is:
A.	a2 - b2
B.	\(2(\overrightarrow a \times \overrightarrow b)\)
C.	\(\overrightarrow a \times \overrightarrow b \)
D.	\(\overrightarrow b \times \overrightarrow a\)
Answer» C. \(\overrightarrow a \times \overrightarrow b \)

The value of the cross product \(\left( {\overrightarrow a - \overrightarrow b } \right) \times \left( {\overrightarrow a + \overrightarrow b } \right)\) of two vectors \(\overrightarrow a - \overrightarrow b\) and \(\overrightarrow a + \overrightarrow b \) is:

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