Cho hai điểm A và B phân biệt: a)tìm tập hợp tất cả điểm O sao cho vecto OA=vecto OB
b)tìm tập hợp tất cả điểm O sao cho vecto OA=- vecto OB

the answer is 96 degrees

step-by-step explanation:

you have to realize that a line equals 180 degrees

answer

see attachment

explanation

the given function is

this function has y-intercept at

-4 and a slope of 2.

note that, the graph has a positive slope.

the graph that represents this function is the straight line that moves upward from left to right.

the graph touches the y-axis at -4.

the correct choice is the graph shown in the attachment.

ian gonna lie that is way to much

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: