The value of $(\overrightarrow A + \overrightarrow B )\, \times (\overrightarrow A - \overrightarrow B )$ is
The value of $(\overrightarrow A + \overrightarrow B )\, \times (\overrightarrow A - \overrightarrow B )$ is
- A
$0$
- B
${A^2} - {B^2}$
- C
$\overrightarrow B \times \overrightarrow A $
- D
$2(\overrightarrow B \times \overrightarrow A )$
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