AB is parallel to CD, and EF is perpendicular to AB. the number of 90 degree angles formed by the intersections of EF and the two parallel lines AB and CD is what

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:

its adding 5.5 each time

step-by-step explanation:

keene f. ffnfnfnfnfnfnfn f bfnfnfnfnfj