Mathematics
Reflection of point P(a, b) in y-axis is :
P'(a, b)
P'(-a, b)
P'(a, -b)
P'(-a, -b)
Reflection
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Answer
Reflection in the y-axis is given by the transformation
Ry(x, y) = (-x, y)
Applying this rule to P(a, b):
P(a, b) ⇒ P'(-a, b).
Hence, Option 2 is the correct option.
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