Which of the following describes a one-to-one function?

A. 5x-1: x<-2

y = x-9: x>_ - 2

B. y = |x|

C. y=[ [x] ]

D. 4: x<0

y = 5: 0<_x<_2

6: x>2

when i use <_ its less than or equal to. (not sure how to type that)

and >_ is greater than or equal to.

A is a system of equations

D is a system of equations

Question

Catalina Holder

12 July, 11:03

+1

Answers (2)

Know the Answer?

Davin Waller · Answer 1

Davin Waller 12 July, 12:01

0

the answer was actually A

Frosty · Answer 2

I think the answer is D

Which of the following describes a one-to-one function?A. 5x-1: x<-2y = x-9: x>_ - 2B. y = |x|C. y=[ [x] ]D. 4: x<0y = 5: 0<_x<_26: x>2when i use <_ its less than or equal to. (not sure how to type that)and >_ is greater than or equal to.A is a system of equationsD is a system of equations