Find f(-1), f(0) and f(4) for the following function.
f(x) = 2x

f(-1) = -2

f(0) = 0

f(4) = 8

Step-by-step explanation:

f(x) = 2x

f(-1) = 2(-1)

=> -2

f(0) = 2(0)

=> 0

f(4) = 2(4)

=> 8

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:

ans789

step-by-step explanation: