Sunday
December 21, 2014

Posts by Sarah


Total # Posts: 4,458

STAT- important
What is the difference between normal distribution and approximate normally. Correct me if im wrong but I think the parameters of Normal is X~Normal (mu, standard deviation) but then approx. normal is X~Normal (mu, variation) im just really confused when you use each and such.
December 18, 2014

Statistics
What is the difference between normal distribution and approximate normally. Correct me if im wrong but I think the parameters of Normal is X~Normal (mu, standard deviation) but then approx. normal is X~Normal (mu, variation) im just really confused when you use each and such.
December 18, 2014

AP Calculus
The management of a large store has 1600 feet of fencing to fence in a rectangular storage yard using the building as one side of the yard. If the fencing is used for the remaining 3 sides, find the area of the largest yard possible.
December 14, 2014

question
huh choice?
December 14, 2014

question
how can i write an intro about fate vs free will ??
December 14, 2014

sarah
so.. fate is by chance not choice??
December 14, 2014

English - The Round House
Joe Coutts narrates the The Round House as an adult, but its events take place when he is thirteen. Give one (1) example in The Round House in which Joe comments directly on the distance between his former thirteen-year-old self and the adult who tells the story. Thanks!!
December 13, 2014

English
same
December 10, 2014

Algebra
C. –4x4y6 -12 divide by 3 is -4 and when dividing exponents, it will be subtracted, e.g. y^8 divided by y^2 is y^6 Good luck :)
December 10, 2014

Algebra 2
repeat the equation again, is it f(x) = -2x^2 = 6x + 10
December 10, 2014

Biology
I'm sorry # 2, is mugwort
December 10, 2014

Biology
Different types of plants may be angiosperms, vascular seed, vascular non-seed, or non-vascularplants 1) Short grass meadow----I def. know it's not an angiosperm but can it be vascular non-seed 2) Magwort---im debating if it's non-vascular 3) Chokeberry -- def not an ...
December 10, 2014

Math
1) C = 5/9, plug that in for C and obtain degrees Fahrenheit 2) 77 Farenheit Formula --> F = 9/5 (C+32 This is easy, check the website for this math--about--com. You can easily check this on google for reliable math websites
December 10, 2014

Biology quick question
What is the method of nitrogenous waste removal for the following & choose between ammonia, urea or uric acid Tunicates Fishes Amphibians Reptiles Birds Mammals I think tunicates are urea and fishes are ammonia? But please help because I'm not sure and I don't know ...
December 10, 2014

Biology quick help
What is the method of nitrogenous waste removal for the following & choose between ammonia, urea or uric acid Tunicates Fishes Amphibians Reptiles Birds Mammals I think tunicates are urea and fishes are ammonia? But please help because I'm not sure and I don't know the...
December 10, 2014

Math
So the points would be -1,-2,1,2?
December 9, 2014

Math
Consider the function y = 3x5 – 25x3 + 60x + 1. Find the critical points of this function. So I got 1 and 2 as the critical points..but I feel like I did something wrong, is this right?
December 9, 2014

APCalculus
Thank you
December 8, 2014

APCalculus
For the function y=2sin(x)-cos^2(x) on [0, 2pi] find the following: Domain x and y intercepts Vertical asymptotes Horizontal asymptotes Symmetry F'(x) Critical numbers Increasing f(x) Decreasing f(x) Extrema F"(x) Possible points of inflection Concave up Concave down ...
December 8, 2014

APCalculus
For the function y=4-2x^2+1/6x^4 find the following: Domain x and y intercepts Vertical asymptotes Horizontal asymptotes Symmetry F'(x) Critical numbers Increasing f(x) Decreasing f(x) Extrema F"(x) Possible points of inflection Concave up Concave down Points of ...
December 8, 2014

Math.
-18/81 in lowest terms is -2/9 5/12 in lowest form is 5/12 16/24 in lowest terms is 2/3
December 8, 2014

Math.
5/8 is not equivalent to 16/24
December 8, 2014

AP Calculus
I figured out some more I think Vertical asymptotes: none Horizontal asymptotes: none Extrema: relative maximum f(0)=4, relative minimums f(-sqrt2)=-2 and f(sqrt2)=-2 Would I need absolute extrema? There aren't any end points.
December 8, 2014

AP Calculus
For the function y=4-2x^2+1/6x^4 find the following: Domain x and y intercepts Vertical asymptotes Horizontal asymptotes Symmetry F'(x) Critical numbers Increasing f(x) Decreasing f(x) Extrema F"(x) Possible points of inflection Concave up Concave down Points of ...
December 8, 2014

chemistry
Most alcohols are very safe to ingest. True or False
December 6, 2014

Chemistry
As the number of carbons increases, the boiling point of alkanes decrease True or False
December 6, 2014

Chemistry
Excited state electrons lose energy when they move to the ground state.
December 6, 2014

Physics
A projectile is shot straight up from the earth's surface at a speed of 1.20 x 104 km/hr. How high does it go?
December 5, 2014

Probability MATH
can someone please check my answers. 7. A married couple is expecting another child. They already have 3 boys. What are the chances of them having another boy? 1/4 8. After having had the four boys the couple is expecting another child. What is the chance of them having ...
December 2, 2014

Math - Probability
19. On the 24th of December for the past 10 years it has snowed eight times. What is the chance for snow this next December 24? 20. Congressman X is up for his 6th term. Thus far in five elections he has won by 58,56,62,70, and 54 percent. On this basis of past record, with no...
December 2, 2014

math
JT has 132 tokens. He gives kay 1/8 of his tokens. He gives Charlie 3/4 of his tokens and he keeps the rest. How many tokens does each person get?
December 2, 2014

THEOLOGY 10 HELP!!
What aspects of Jesus' identity and mission do YOU find most MYSTERIOUS? And Why?
December 2, 2014

THEOLOGY 10 HELP!!
Why?
December 2, 2014

THEOLOGY 10 HELP!!
My teacher told me to do this.
December 2, 2014

THEOLOGY 10 HELP!!
What aspects of Jesus' identity and mission do YOU find most challenging? This is not for me to ask. I'll really appreciate if you answer my question. REMEMBER this is for YOU to answer.
December 2, 2014

Anatomy and Phys
Muscle spindles are supplied by: A. Alpha motor neuron B. Beta motor neuron C. Gamma motor neuron D. Extrafusal motor neuron E. None of the above
December 2, 2014

math
Shane takes a big cube of butter with side length x from the fridge. He then cuts out a little cube of side length y from one of the corners of the cube. Write an expression that describes the remaining volume of butter.
December 2, 2014

chemistry
Although no currently known elements contain electron in g orbitals in the ground state, it is possible that these elements will be found or that electrons in excited states or known elements could be in g orbitals. For g orbitals, the value of L(lowercase) is 4. What is the ...
December 1, 2014

physics
Melaine, Kristin, and Elizabeth's 0.39kg batman is accelerated across a frictionless fishing line from rest to a speed of 15m/s in 1.5 m. How much power is exerted on "Batman"?
December 1, 2014

Chemistry
Consider the following equation: 4B(s) + 3O2 (g) → 2B2O3 (s) ΔH = - 2509.1 kJ How much heat (in kJ) is transferred when 989 mg of B2O3 (s) is formed?
December 1, 2014

Calculus...help
The projected public spending by the British government for the years 2010-2011 (t = 0) through 2014-2015 (t = 4) is 692 billion pounds/year. The projected public revenue for the same period is f(t) = 292.6t + 134.4 / t + 6.9 + 500 billion pounds (0 ge t ge 4). Find the ...
December 1, 2014

AP Calculus
For which of these functions f(x) does limit as x approaches negative infinity f(x)=2 A. (x-2)/(3x-5) B. 2x/sqrt(x-2) C. (2x^2-6x+1)/(1+x^2) D. (2x-1)/(x^2+1) E. None of these
November 30, 2014

AP Calculus
Find the derivative for f(x)=-x^2+x Do I put -x^2 on the denominator? How would I solve it if that's the case?
November 30, 2014

AP Calculus
Would the points be (0,-2) and -2, 18) when I plug them into f(x)?
November 30, 2014

AP Calculus
Find all points on the graph of f(x)=-x^3+3x^2-2 where there is a horizontal tangent line.
November 30, 2014

AP Calculus
Let f(7)=0, f'(7)=14, g(7)=1, g'(7)=1/7. Find h'(7) if h(x)=f(x)/g(x)
November 30, 2014

math calculus
convert these symmetric equations to parametric form: line 1:(x-1)/k = (y-2)/2 = (z+1)/k-1 and line 2: (x+3)/-2 = (z)/1, y=-1
November 29, 2014

math calculus
For the function: f(x)= 2+x-x^2/ (x-1)^2 ; f'(x)= x-5/(x-1)^3 ; f''(x)=2x-14/(x-1)^4 a)find vertical and horizontal asymptotes. Examine vertical asymptote on either side of discontinuity. b)find any local extrema c)find points of inflection
November 29, 2014

Math
A Sony 55" television set is selling for $1,499.99 with a savings of $1,500.00. Calculate the percent markdown after rebate for the product
November 26, 2014

calculus
thanks!
November 24, 2014

calculus
A) Determine the vector equation of the plane that contains the following two lines: l1: vector r= [4,-3,5] + t[2,0,3], tER l2: vector r= [4,-3,5] + s[5,1,-1], sER b)Determine the corresponding Cartesian equation.
November 24, 2014

math
great, thank you!
November 24, 2014

math calculus
oh nevermind I get the same answer either way, thanks everyone
November 24, 2014

Earth Science
Describe the difference in evolution between a supercell that develops in an environment with unidirectional wind shear and a supercell that develops in an environment with veering winds. What is causing this difference in evolution? THANKS!!
November 24, 2014

Theology 10 - HELP!
Yeah I was referring to the Divine (God) intervenes in human life in that way.
November 23, 2014

Theology 10 - HELP!
More then one teacher has to answer this question. I already asked my family members and friends.
November 23, 2014

Theology 10 - HELP!
Do you think miracles happen today? Why? I have to asked someone this question so this is not a question for me to answer. I'll really appreciate if you answer my question and explain why.
November 23, 2014

Math
h(x) = log (6x+5/7x-4) Find a formula for the inverse function h^-1(x) h^-1(x) = My work so far h(x) = log(6x+5/7x-4) y=log(6x+5/7x-4) x=log(6y+5/7y-4) 7xy-4x= log(6y+5) how would I solve from here. Would I solve for y then do the natural log of both sides or do the natural ...
November 21, 2014

Math
h(x)= 3x+2/7x-6 find the inverse of h^-1(x) h^-1(x) = ? Would I solve it like this h(x)= 3x+2/7x-6 7xy-6y=3x+2 (bring 7x-6 to other side) i got confused here. Would i try to bring the 6y over to the right and then the 3x+2 to the left to get Y by itself. then solve ?
November 21, 2014

Earth Science - NEED HELP QUICK
What is the thickness of the layer from 1000 - 850 mb if the mean temperature of the layer is 2 C? From what it says in my textbook it seems as if mb = hPa so all you do is 850 - 1000 = -150 hPa but I am pretty sure that is wrong because what do you do with the temperature?? ...
November 21, 2014

O-Chem
What stereoisomers would be created by the reaction of (Z)- stilbene with bromine?
November 20, 2014

Earth Science
Use angular momentum arguments to describe why a parcel of air moving from the equator towards the North Pole will be deflected to the east. It may be helpful to show equations in your response. THANKS
November 20, 2014

English
17. How is a compound sentence formed? A. By joining a simple sentence with a dependent clause B. By joining two simple sentences with a comma and a coordinate conjunction C. By joining two independent clauses and one dependent clause D. By joining a dependent and independent ...
November 20, 2014

Biology
Lilac is a flowering-plant, i do believe it's an angiosperm, it has angiosperm leaves Type in syringa vascular in google and go to deanza college website
November 20, 2014

Mrs.Sue
20. In which of these sentences are quotation marks used incorrectly? A. "I could not believe she said, 'I never worry,'" Kate muttered. B. Raising her hand in warning, she said, "Be gone, you wicked spirit." C. "Neither a lender nor a borrower...
November 20, 2014

Mrs.Sue
16. The infinitive is the most versatile verb form because it can be used as A. a verb, an adverb, or a conjunction. B. a verb, an adjective, or a preposition. C. a verb, a noun, an adjective, or an adverb. D. a verb, a noun, an adverb, or an interjection. C?
November 20, 2014

Mrs.Sue
Ohh about that kid,I was worried for a second that something is going wrong.
November 20, 2014

Mrs.Sue
14. Which of the following statements is true? A. A phrase is a group of related words; a clause is not. B. A clause has a subject and a verb; a phrase does not. C. A phrase has a subject and a verb; a clause does not. D. A clause is a group of related words; a phrase is not. B?
November 20, 2014

Mrs.Sue
Ohh okay,phew.
November 20, 2014

Mrs.Sue
What ??????? Mrs.Sue I asked to check my answers on the first page towards the bottom.Why are you so mean I am crying right now!
November 20, 2014

Mrs.Sue
Could you please check my answers down below.
November 20, 2014

English
Thanks Brady you always help :)
November 20, 2014

English
14. Which of the following statements is true? A. A phrase is a group of related words; a clause is not. B. A clause has a subject and a verb; a phrase does not. C. A phrase has a subject and a verb; a clause does not. D. A clause is a group of related words; a phrase is not. C?
November 20, 2014

English
13. Which one of the following sentences is punctuated correctly? A. The sea, calmed, but no boats, left shore. B. The sea calmed but no boats left shore. C. The sea calmed; but no boats, left shore. D. The sea calmed, but no boats left shore. D? After this post I will start a...
November 20, 2014

English
11.D? 12.D?
November 20, 2014

English
11. How could you combine the following two sentences into a complex sentence with a dependent adjectival clause? The boy wore a green coat. He carried his sister home. A. The boy wore a green coat, and he carried his sister home. B. The boy wore a green coat; he carried his ...
November 20, 2014

English
11. How could you combine the following two sentences into a complex sentence with a dependent adjectival clause? The boy wore a green coat. He carried his sister home. A. The boy wore a green coat, and he carried his sister home. B. The boy wore a green coat; he carried his ...
November 20, 2014

English
9. Which sentence contains repetitious words that should be left out? A. The star was visible centuries ago. B. The bright star is visible. C. The bright star is visible to the eye. D. The star will soon disappear. C? 10. In which sentence are the italicized words a dependent ...
November 20, 2014

English
8. Which of the following is a run-on sentence? A. We like to take a walk after dinner. B. The house was owned by the mayor. C. Karen's uncle arrives tomorrow she wants to see him. D. Mike joined the army, and he became more disciplined during the training. C?
November 20, 2014

English
7. C?
November 20, 2014

English
7. Which sentence contains italicized words that are used as an infinitive phrase? A. Tom went there for some flour. B. Kelly went to the grocery store. C. Mark wanted to go, but not today. D. Jane parked her car behind a truck. These words are italicized..... A.for some flour...
November 20, 2014

Earth Science
Use angular momentum arguments to describe why a parcel of air moving from the equator towards the North Pole will be deflected to the east. It may be helpful to show equations in your response.
November 20, 2014

English
Italicized words for # 5... A.Resting on the sea bottom B.Arriving ten minutes late C.Flying beneath the cloud D.Not knowing the danger
November 20, 2014

English
6. A split infinitive is an infinitive that A. is used as an adjective or a noun. B. is used without the word "to." C. must have a subject. D. has a word between "to" and the verb. 7. Which sentence contains italicized words that are used as an infinitive ...
November 20, 2014

English
Brady do you mind helping me with these 15 questions?
November 20, 2014

English
5. In which sentence are the italicized words a dangling modifier? (A dangling modifier is a phrase that has no word in the sentence to modify.) A. Resting on the sea bottom, the old trunk held many coins. B. Arriving ten minutes late, the store was closed for the night. C. ...
November 20, 2014

English
4. Which one of these sentences contains a prepositional phrase? A. Trolls live under bridges; elves do not. B. Where did you find the papers that I lost? C. You may think otherwise, but what I tell you is true. D. To be, or not to be: that is the question. I'm thinking A?
November 20, 2014

Earth Science
What two types of air masses collide to form a dry line? On which side of this boundary would you expect to see rising motion, and why?
November 20, 2014

Chemistry
C2H5NO2 + 2H2O → 2CO2 + NH3 + 3H2 You begin with 1.25 × 10-2 moles of glycine and an excess amount of water that will allow the reaction to proceed completely to products. This is all in a vessel with a volume of 850 mls at 27°C. Assume that the vessel begins ...
November 19, 2014

Earth Science
List 3 distinguishing features found near a frontal boundary. Thanks
November 19, 2014

English
12. Which sentence below contains a correctly used modifier in italics? A. The sauce tasted bitterly, and I couldn't swallow it. B. I feel goodly now that I'm over the flu. C. He spoke sharply to his sister. D. Joe looked sad at his broken bike. C? The italicized ...
November 18, 2014

English
Umm 2 And 1111
November 18, 2014

English
10. What is the indirect object in the following sentence? For her birthday, Jody bought Alice an angora sweater. A. Jody B. Alice C. Birthday D. Sweater B?
November 18, 2014

English
Is it okay if I start a new thread.
November 18, 2014

English
8 is A because it is not supposed to have an s only an apostrophe just like Jesus'
November 18, 2014

English
9. Which one of the following sentences contains an error in its verb? A. Either footnotes or endnotes are acceptable. B. Neither bananas nor squash was for sale. C. Both Clara and Nathan is planning to attend. D. Not only the players but also coach Jarvis was late for ...
November 18, 2014

English
8. Which one of the following sentences contains an incorrect usage of the singular possessive? A. Icarus's fate was sealed when he approached the sun. B. Mary was dominant among Jesus' disciples. C. The north forty has always been my family's land. D. The alpha ...
November 18, 2014

English
7. Select the sentence in which the verb correctly agrees with the subject. A. A copy of Moby Dick and several magazines has disappeared from my room. B. Les and Miranda is late for work today. C. Not only the muffler but also the spark plugs need to be replaced. D. Peggy and ...
November 18, 2014

English
6. Which one of the following word or words is an example of a correlative conjunction? A. Since B. Either . . . or C. And D. Because B?
November 18, 2014

English
In number 4 these words are italicized ..... A.at B.ill C.disdainfully D.into
November 18, 2014

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