I need help with this homework, can someone help?

I need help with my math 1330 homework thats due today. Can someone help, it shouldn’t take long at all- its only 4 questions.

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23% (4)
Sun 6:26 PM
Q
webassign.net
Х
Ch 2.4 Type 1
Dashboard
+
Current Score : -/1
Due : Monday, March 5 2018 11:59 PM CST
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Question
1
Total
-11
-11 (0.0%)
Points
Assignment Submission
For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.
Assignment Scoring
Your last submission is used for your score.
1.
-/1 points HarMathAp11 2.4.033.
My Notes
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4
If k(x) =
=
X + 8
1 – X
if x < 0 if OS X < 1, find the following. if x > 1
(a)
k(-5)
(b)
k(0)
(c)
k(1)
(d)
k(-0.003)
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Sun 6:26 PM
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Ch 2.4 Type 2
Dashboard
+
Assignment Submission
For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.
Assignment Scoring
Your last submission is used for your score.
1.
-/1 points HarMathAp 11 2.4.045.
My Notes
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Suppose that the cost C (in dollars) of removing p percent of the particulate pollution from the smokestacks of an industrial plant is given by
C(p) =
6500p
100 – P
(a) Is C(p) undefined at any p-value? If so, what value? (If an answer does not exist, enter DNE.)
p =
(b) What is the domain of C(p) as given by the
tion? (Enter your answer using interval notation.)
(c) What is the domain of C() in the context of the application? (Enter your answer using interval notation.)
(d) What happens to the cost as the percent of pollution removed approaches 100%?
The cost decreases without bound as p increases.
The cost decreases (bounded by 0) as p increases.
The cost increases without bound as p increases.
The cost remains constant as p increases.
ОО
The cost increases (bounded by 6500) as p increases.
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Sun 6:26 PM
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lil
webassign.net
ยา
Ch 3.1 Type 1
Dashboard
For this assignment, you submit answers by question parts. The number of submissions remaining for each question part only changes if you submit or change the answer.
Assignment Scoring
Your last submission is used for your score.
1.
-/1 points HarMathAp11 3.1.031.
My Notes
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Find x, y, z, and w.
x 7 (2x – 1)
y 3
7y
z
3
“]=
(2x – 2)
7
in]
(w + 1) (6y + 7)
X =
y =
z =
W =
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2.
-/1 points HarMathAp11 3.1.033.
My Notes
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Solve for x, y, and z.
2x
-y
20 (25 – y)
(*?]+ 2[3
=
Зу —4z
60
4
X =
y =
Z =
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