Question

find the mirror image of a (- 4, 2 ) in the y-axis​

Answer 1

Answer:

(-2,-4)

Now,

When we have y-axis as mirror,

x-axis will change its sign.

but,

y-axis will not change its sign

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Answer 2

Step-by-step explanation:

Reflecting in the y-axis changes the sign of the x-coordinate. So the mirror image of (2, -4) is (-2, -4), and the mirror image of (-3, -4) is (3, -4).