Melanie's blue notebook cover is 20cmx30cm. She has a sticker for each letter in her name. Each sticker is a square that measures 2cm on each side. If she puts all seven stickers on her notebook, how much of the blue notebook cover will be showing?

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:

the answer is a if my teacher taught me correct

4+4+2x

or

2x+8

step-by-step explanation:

sina-sinb

cosb+cosa

tana-tanb

cos0+cos x pi/3

20tan

step-by-step explanation: