If 80% of an item is $200.00 what is the original cost

250

Step-by-step explanation:

Original cost * percent of the item = new price

Original *80% = 200

Change to decimal form

original *.80 =200

Divide each side by .80

original *.80/.80 = 200/.80

original =250

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.

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y

=

−

2

find the upper bound of the range.

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y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: