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lina2011 [118]
3 years ago
6

See attached photo. Please Help ASAP and Explain

Mathematics
1 answer:
nignag [31]3 years ago
3 0
(sinx)^2 = 1 when cosx is 0 at pi/2 and 3pi/2
cosx = 1 when sinx is 0 at 0

therefore, A
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Black_prince [1.1K]

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7 0
2 years ago
Read 2 more answers
Eva has borrowed 200 songs from her friend. She plans to download an equal number of songs on her music player each week for 5 w
Alenkasestr [34]

PART A)

The rate of change is -40 songs each week, because the amount of songs left to be downloaded decrease by 40 every week.

<span>the initial value is 200 at 0 weeks, which means that there are 200 songs to be downloaded at the beginning</span>

PART B)

<span><span><span> <span><span>calculate the slope:
</span><span> m = (y2- y1)/(x2 - x1) = (160 - 200)/(1 - 0)
m = -40
now use the line equation in form of point-slope
y - y1 = m(x - x1)
y - 200 = -40(x - 0)
y = -40x + 200</span></span> </span></span></span>

<span>
<span>
</span></span>

5 0
3 years ago
I need help with this qustion ?
emmainna [20.7K]
The answer should be 32.
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3 years ago
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