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very small ball lies

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very small ball lies

by sanju09 » Fri May 07, 2010 5:43 am
A very small ball lies at the point (3, 2) in the X - Y plane. The ball is now shifted by 5 units towards the negative Y-axis. If Y-axis were a mirror, then at what point will the image of this ball, lie?
(A) (3, -2)
(B) (-3, -3)
(C) (-3, -2)
(D)(-2, -2)
(E) (-2, -3)
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by pradeepkaushal9518 » Fri May 07, 2010 5:47 am
ans is B what is oa?

point 5 unit in negative y axis will take the point to (3,-3) and mirror image take it to ( -3 and -3)
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by liferocks » Fri May 07, 2010 6:01 am
Image

Ans [spoiler]option B (-3,-3)[/spoiler]
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