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Question

The distance between (a,-b) and (-a, -b) is given by
$\sqrt{a^{2} + b^{2}}$
2a
2b
$2 \sqrt{a^{2} + b^{2}}$

A

2b

B

2 \sqrt{a^{2} + b^{2}}

C

\sqrt{a^{2} + b^{2}}

D

2a

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Solution

Verified by Toppr

d = $\sqrt{{(a + a)}^{2} + {(- b + b)}^{2}} = 2 a$

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