If a has magnitude 5 and points north-east and vector b has magnitude 5 and points north-west, then \[|\,\,\mathbf{a}-\mathbf{b}\,\,|\,=\] [MNR 1984]

If a has magnitude 5 and points north-east and vector b has magnitude

1.	If a has magnitude 5 and points north-east and vector b has magnitude 5 and points north-west, then \[\|\,\,\mathbf{a}-\mathbf{b}\,\,\|\,=\] [MNR 1984]
A.	25
B.	5
C.	\[7\sqrt{3}\]
D.	\[5\sqrt{2}\]
Answer» E.

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If a has magnitude 5 and points north-east and vector b has magnitude 5 and points north-west, then \[|\,\,\mathbf{a}-\mathbf{b}\,\,|\,=\] [MNR 1984]

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