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Which of the following is a reflection of ( 2,4 ) across the x-axis?

a -2, 4

b 2, -4

c 4, 2

d -2, -4

Sagot :

Answer:

(2,-4)

Step-by-step explanation:

(2,4) is located in Quadrent I (+,+), if you reflect over the x-axis, it would be in Quadrent IV (+,-).

if you dont understand I suggest you draw a coordinate plane on a graphing notebook.