Question

What transformation is represented by the rule (x, y)→(x, −y) ?

rotation of 180° about the origin
reflection across the x-axis
rotation of 90° counterclockwise about the origin
reflection across the y-axis

Answer 1

it would be a rotation of 180 about the origin

Answer 2

may i ask why @crazylizard102

Answer 3

why what

Answer 4

how did you get that answer?

Answer 5

got to go

Answer 6

okay bye

Answer 7

help someone

Answer 8

when i got help we got a reflection over the x-axis

Answer 9

May i ask how you guys got that answer?

Answer 10

@mathstudent55 got it

Answer 11

hes really smart

Answer 12

Lol now im stuck on the question you asked

Answer 13

me to lol

Answer 14

join me in my question and i can get help