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The image of the point A (1,2) by the line mirror y = x is the point B and the image of B by the line mirror y = 0 is the point $(\alpha, \beta)$ then
Option: 1
$\alpha =1, \beta =-2$

Option: 2
$\alpha =0, \beta =0$

Option: 3
$\alpha =2, \beta =-1$

Option: 4
None

Answers (1)

best_answer

Image of A is B(2,1)

Image of point B(2,1) in x-axis is (2,-1)

Posted by

Rishi

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