If a = 7, what is the value of the expression 2(a + 8)? A. 2
B. 15
C. 17
D. 23
E. 30

30

Step-by-step explanation:

a=7 2(a+8)  (replace a with 7)

2((7)+8 )    then add within the parenthesis 

2(15) then distribute 

30

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:

any options?

step-by-step explanation: