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Magnetic Moment

The reflectio...

Question

The reflection of a point P(-3,4) on the y-axis is Q and the reflection of Q on the x-axis is R Then PR=

A

8

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B

10

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C

12

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D

14

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Solution

The correct option is B 10
PR = $\sqrt{{(3 + 3)}^{2} + {(- 4 - 4)}^{2}} = \sqrt{100} = 10$

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