A recipe calls for 3 cups of flour for 54 cookies. How much flour is needed
for 78 cookies?

4 cups

Step-by-step explanation:

Because, 54 cookies divided by 3 cups equals, 18 cookies per cup. 54 cookies plus 18 cookies (aka 1 cup) equals 72 cookies for 4 cups.

answer is a

step-by-step explanation:

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: