Friday

February 24, 2017
Total # Posts: 18

**Mat221**

Evaluate the expression when b=4 and x=-7. -b+8x -b+8x = 4+8(-7) = 4+-56 = -52

*July 10, 2016*

**General Chemistry**

A freshman is currently enjoying the Arts Studio program she is pursing at a well-know university. In her free time, she like to skate, take salsa dance lessons, and cook. She particularly enjoys pickling and decides to pickle olives over a lesisurely weekend. Accordng to the ...

*August 31, 2012*

**General Chemistry**

How do you recognize and identify the compounds and elements? How do you determine the uncertainty in measurements? What is differentiating between measured numbers and exact numbers?

*August 27, 2012*

**College Algebra**

1. Find the domain of the composite function f o g. f(x)= 2/x-3; g(x)= 7/x 2. Solve the following exponential equation. Exact answers only. 2^1-9x = e^2x

*August 14, 2012*

**College Algebra**

1. Use the Intermediate Value Theorem to show that the polynomial function has a zero in the given interval. f(x) = 13x^4 - 5x^2 +7x -1; [3,0] Enter the value of (-3). 2. Use the Intermediate Value Theorem to show that the polynomial function has a zero in the given interval. ...

*August 9, 2012*

**College Algebra**

Using the 7 steps outlined in section 4.3 of your book, analyze the graph of the following function: R(x) = x^2 - 49/x^4 - 16 Step 1: Factor the numerator and denominator of R and find its domain. If 0 is in the domain, find y-intercept, R(0), and plot it. Step 2: Write R in ...

*August 7, 2012*

**College Algebra**

Find all zeros of the following polynomial. Write th polynomial in factored form. f(x) = x^4 - 256

*August 6, 2012*

**College Algebra**

Graph the function using transformations. Show your work and state a) the domain b) the range c) the asymptotes f(x) = 3 - 1/(x + 4)^2

*August 5, 2012*

**College Algebra**

1.The graph of y = - 1/2 |x - 5| - 3 can be obtained from the graph of y = |x| by which transformations? What is the horizontal shift? By what factor is the graph stretched or shrunk vertically and how is it reflected? What is the vertical shift? 2. Find the following for the ...

*August 4, 2012*

**College Algebra**

1.Answer the following for the given quadratic function. f(x) = -2x^2 - 8x - 13 (a) does the graph of f open up or down? (b) what is the vertex (h,k) of f? (c) what is the axis of symmetry? (d) what are the intercepts? (e) how is the graph suppose to look for this question? (f...

*August 4, 2012*

**College Algebra**

1.Use completing the square to describe the graph of the following function. Support your answer graphically. f(x) = -2x^2 + 4x + 5 2. Find the vertical, horizontal, and oblique asymptotes, if any, for the following rational function. R(x) = 5x/x+7 The vertical asymptote(s) is...

*August 3, 2012*

**College Algebra**

1. Which of the following best describes how the graph of f can be obtained from the graph of y = 1/x^2? f(x) = 4/x^2 a. vertical stretch by a factor of -4 b. horizontal shift of 4 units to the right c. reflection over the y-axis, vertical shrink by a factor of 4 d. reflection...

*August 1, 2012*

**College Algebra**

Graph the following function using transformations. Be sure to graph all of the stages on one graph. State the domain and range. y = -SQRT x - 6. My instructor is saying that I have to do more than one graph. Can anybody help me I am lost!

*July 27, 2012*

**College Pre-Algebra**

Solve -14x-7(4-x)< 3(2x-15). Write your solution using set builder notation. Please show all of your work.

*November 22, 2011*

**Algebra**

Search: List (a) the coordinates of any y-intercept and (b) the coordinates of any x-intercept. Do not graph. x = -5

*November 15, 2011*

**Pre- Algebra**

Solve x - 5/9 <_ - 2. Write your solution using set builder notation.

*November 7, 2011*

**Pre- Algebra**

Solve -3(2w-1) = 5w - 19. Please show all of your work.

*November 7, 2011*

**Pre- Algebra**

Solve the equation. Be sure to show all of your work. 3x - 3 = 3

*November 3, 2011*

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