Which set of ordered pairs does not show y as a function of x? AO{(3,-2); (5,-3); (7,-4); (9,-5)} B. O{(3,-2); (6,-2); (9,-2); (12,-2)} CO{(4, -2); (5,-3); (6,-4); (7,-5)} D. O{(4,-2); (5,-3); (4,-8); (5,-9)}

The answer is B

Step-by-step explanation:

Use desmos

Blue = A

Green = B

Red = C

Orange = D

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: