# Posts by Leyla

Total # Posts: 40

**Math 172**

Find the break-even point for the firm whose cost function C and revenue function R are given. C(x) = 14x + 9,000; R(x) = 23x (x, y) = (_________)

**Math**

If the line passing through the points (a, 1) and (−2, 8) is parallel to the line passing through the points (12, 5) and (a + 2, 1), what is the value of a? a =

**Math**

"A fix it business charges 40 dollars per hour or any fraction thereof. Write a step function for the costs up to 3 hours." I'm not sure how to go about this...I know that it's a step function, but I'm not sure how I would go about writing it. Help ASAP ...

**Parametric equations/Trigonometry - Lattice points**

It is the line, but with a negative slope and a different intercepts, equation is 3x + 4y = -110 (50 multiplied by 40 is 2,000, not 200 :-) )

**Speech 09**

I need to create a communication model in my speech class. My characters are Captain Hook and Peter Pan. I need to write a communication model script. It should have these words in them: Context, message, feedback, channel, Encode, Decode, receiver, sender, paralanguage, ...

**English**

Can you please describe a peaceful country by using imagery.

**English**

Thank you!!!!!

**English**

Or describe it please

**English**

Can you tell me what is the culture and tradition in Boise, Idaho like ?

**Economics**

Which of the following will not produce an outward shift of the production possibilities curve? Reduction in unemployment rate. How? Wouldn't more employment produce more goods??

**Math**

A culture contains 12,000 bacteria. After an hour the count is 25,000. Find the number of bacteria after 3 hours.

**math**

Formula: A(t)=Pe^rt A=3*300=900 r=3.5%=0.035 P=300 => 900=300e^0.035t =>3=e^0.035t =>ln3=lne^0.035t =>1.09=0.035t =>t=1.09/0.035=31 yeears

**math**

Approximately how long will it take an investment of $300 to triple, if the interest rate is 3.5% per year compounded continuously?

**ORIENTATION MAKEUP**

Most of the examinations in our program consist of

**ORIENTATION MAKEUP**

A. essay questions. B. suggested activities. C. practical exercises. D. multiple-choice questions.

**THE PARTS OF SPEECH**

. In the following sentence, identify the part of speech of the italicized word. Thousands of years ago, fish were caught in nets and traps. A. Conjunction B. Preposition C. Verb D. Pronoun

**THE PARTS OF SPEECH**

In the following sentence, what is the antecedent of the pronoun "it"? The class decided to submit their project to the science contest, because they felt it was worthy of winning. A. Class B. Project C. Science D. Contest

**ORIENTATION MAKEUP**

In the following sentence, identify the part of speech of the italicized word. Thousands of years ago, fish were caught in nets and traps.

**ORIENTATION MAKEUP**

A. study guide. B. program outline. C. student handbook. D. study unit.

**STUDY UNIT: INTERPRETING WHAT YOU READ**

Except for a few pigeons, Central Park was deserted. Mist hung above the chilled grass. Patches of old snow, scattered here and there, looked like white puddles. The sun hung just above the horizon, casting red and orange streaks across low-hanging clouds. The portly, gray-...

**English**

Upon the death of Spitz in The Call of the Wild, Francois and Perrault decide that the new sled-team leader should be A. Dave. B. Sol-leks. C. Billee. D. Buck.

**English**

11. Upon the death of Spitz in The Call of the Wild, Francois and Perrault decide that the new sled-team leader should be

**English**

11. Upon the death of Spitz in The Call of the Wild, Francois and Perrault decide that the new sled-team leader should be

**science planets**

how dos the alignment of the planets cause seasons?

**algebra**

the circle to the right has 21 points. All possible line segments have been drawn. How many line segments are there?

**Algebra**

How come 14 doesn't get reduced to the sq. root of 7i. I would think you'd divide by two on the top and bottom: 6/2=3, 14/2=7).

**Algebra**

Can you explain how to find the solution of 3x^2-2x+5, using the quadratic formula? I got it down to (2 +/- sq. root of -56)/6. But my book then reduces that to (2 +/- 2 times the sq. root of 14i)/6. But I think in place of the 2 and the sq. root of 14 it could be the sq. root...

**Algebra**

How do you factor 54-16x^3? The answer is 2(3-2x)(9+6x+4x^2), but I don't know how to get there.

**Algebra**

It's (1/4)t...

**Algebra**

I think the vertex from 1/4t(t-2)^2 is -2,0. But I'm not sure how to get the other vertices, as well as the x intercepts. Can you explain, please? THanks!

**Algebra**

Write the standard form of the equation of the parabola whose vertex is 1,2 and passes through the point 0,0. The answer according to my book is 0=a(0-1)^2+2. But which 0 in the equation is the first 0 fromn (0,0) and which one is the second? Thanks!

**Algebra**

How do you solve an equation with a fraction like x^(2/3) +13=17. I don't think the quadratic formula would work for this method, and neither would completing the square. What should I do?

**Algebra**

How do you solve for x in (3/4)x^2-12? I'm not sure how to factor this, unless there's another way to solve.

**Algebra**

Is the slope intercept form of x-3y+12=0 y=4+x/3?

**history**

Any web sites that will have a brief, informative biography of John Calvin?? About his life and influence on Calvinism.. Thank you!

**English**

Alright Ms.Sue . Thank youu :]

**English**

How do I write a research paper ? Like How many paragraphs do I have to have ? Please help me ?

**English Paper**

Well , my topic is about "The Revolution of Chocolate" . ( :

**English Paper**

We're currently writing a paper this week , so I need help writing my paper . I just want to know how to start it . Like how to get a good "Pop culture" in the introductory paragraph ?

**Math**

x+y=21(*) 3x-4y=0 (**) (*)=>x=21-y Replace to (**):=> 3(21-y)-4y=0 =>63-3y-4y=0 <=>7y=63=>y=63/7=9 y=9 replace (*)=>x=21-9=12 =>x=12 y=9

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