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Tan - Applied Calculus 6/e (Homework)

James Finch

Math - College, section 1, Fall 2019

Instructor: Dr. Friendly

Current Score : 12 / 20

Due : Sunday, January 27, 2030 00:00 EST

Last Saved : n/a Saving...  ()

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Question
Points
1 2 3 4 5
–/3 –/5 –/7 –/4 –/1
Total
12/20 (60.0%)

  • Instructions

    Here are some textbook questions from Applied Calculus 6/e by S. T. Tan published by Brooks/Cole Publishing. Click here for a list of all of the questions coded in WebAssign. This demo assignment allows many submissions and allows you to try another version of the same question for practice.

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1. –/3 points TanCalc6 1.R.036. My Notes
Question Part
Points
Submissions Used
1 2 3
–/1 –/1 –/1
0/50 0/50 0/50
Total
–/3
 
Rationalize the denominator of the following expression.
(sqrt(x)-1)/(6 sqrt(x))
What must you multiply by in order to rationalize the denominator?


After multiplying, what is the numerator of the expression?

After multiplying, what is the denominator of the expression?
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2. –/5 points TanCalc6 2.1.006. My Notes
Question Part
Points
Submissions Used
1 2 3 4 5
–/1 –/1 –/1 –/1 –/1
0/50 0/50 0/50 0/50 0/50
Total
–/5
 
Let g be the function defined by the following equation.
g(x) = -x^2 + 7 x
Find the following.
g(a + h) =
g(-a) =
g(sqrt(a)) =
a + g(a) =
4/(g(a)) =
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3. –/7 points TanCalc6 2.1.015. My Notes
Question Part
Points
Submissions Used
1 2 3 4 5 6 7
–/1 –/1 –/1 –/1 –/1 –/1 –/1
0/50 0/50 0/50 0/50 0/50 0/50 0/50
Total
–/7
 
Refer to the graph of the function f in the following figure.

(a) Find the value of f(0).

(b) Find the value of x for which f(x) = 0.

Find the value of x for which f(x) = -2.

(c) Find the domain of f.
[ , ]
(d) Find the range of f.
[ , ]
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4. –/4 points TanCalc6 2.1.026. My Notes
Question Part
Points
Submissions Used
1 2 3 4
–/1 –/1 –/1 –/1
0/50 0/50 0/50 0/50
Total
–/4
 
Find the domain of the function. If you need to enter ∞ or -∞, type INFINITY or -INFINITY.
f(x) = sqrt(x - 79)
,
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5. –/1 points TanCalc6 2.1.034. My Notes
Question Part
Points
Submissions Used
1
–/1
0/50
Total
–/1
 
Find the domain of the function. Select all that apply.
f(x) = sqrt(x-1)/((x+4)(x-5))

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