# Posts by Sarah

Total # Posts: 5,819

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?

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

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

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)

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

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

math
3+2=6+7=14

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

calculus
thanks!

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.

math
great, thank you!

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

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!!

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

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

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.

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 ...

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 ?

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?? ...

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

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

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 ...

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

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...

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?

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

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?

Mrs.Sue
Ohh okay,phew.

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!

Mrs.Sue

English
Thanks Brady you always help :)

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?

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...

English
11.D? 12.D?

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 ...

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 ...

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 ...

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?

English
7. C?

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...

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.

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

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 ...

English
Brady do you mind helping me with these 15 questions?

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. ...

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?

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?

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 ...

Earth Science
List 3 distinguishing features found near a frontal boundary. Thanks

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 ...

English
Umm 2 And 1111

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?

English
Is it okay if I start a new thread.

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

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 ...

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 ...

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 ...

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?

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

English
5. Choose the sentence in which the verb has a direct object. A. She is insecure. B. George was furious. C. They won the game. D. I walked away. C?

English
4. Which of the following sentences contains an italicized word that's used as a predicate adjective? A. Jerry looks at the map. B. Jerry looks ill today. C. Jerry looks disdainfully at the pile of laundry. D. Jerry looks into the microscope. B?

English
Thank you!

English
3. Which of the following sentences does not properly use a subordinating conjunction? A. As the man said, what comes around goes around. B. He acts like he's going to cry. C. You stay put unless I call for you. D. I will refuse his demands because they are outrageous. B ...

math
Studies shown that gasoline use or compact cars sold in the U.S. is normally distributed, with a mean of 25.5 mpg and standard deviation of 4.5 mpg. Find the range of mileage for the middle 60% of compact cars.

Studies shown that gasoline use or compact cars sold in the U.S. is normally distributed, with a mean of 25.5 mpg and standard deviation of 4.5 mpg. Find the range of mileage for the middle 60% of compact cars. I have no idea how to do this with the percent.

math (stats)
For a car traveling 30 mph in normal conditions, the distance required to brake to a stop is normally with a mean of 50 feet and a standard deviation of 8. you are traveling in a area at 30 mph and a car swerves into your path at a distance of 60 feet away. what is the ...

chemistry
A 5d electron emits a photon, what are the possible quantum n,l, quantum numbers of the final s tate electron? What would the quantum num bers be a fter a photon with the smallest allowed (non-zero) energy is emitted?

A. water at 100C at boiling point ready to move to gas state B. water at 0C the particles are slowing down. C. ice is solid no moving particles D. steam is a gas so particles are free to move anywhere answer D

Science
I need help! What are eight examples of simple machines And eight examples of compound machines I can't think of more right now

English
What components make up a compendious meganovel and how is this related to being a "Great American Book?" Thanks

English
Do you know of any websites that have chapter summaries for the book "Plague of Doves?" Thanks!

lit
the ones who think they can

lit
thank you writeacher

lit
the teacher said i need 10 syllables per line do i have that requirement

lit
i am school and that site is blocked

lit
how many syllables are in each line

lit
is my rhyme scheme right

lit
i wrote a sonnet on winning, can some review and give additional ideas and changes. also help me with last stanza. At times I wonder why I want to win Maybe it is the thrill of beating them Maybe a first prize medal or a shiny pin I know I’d love to win a precious gem I ...

lit
Thank You every much Ms.Sue the example really gave me a idea where to start

lit
what does 10 syllables mean

lit
i don't no where to start

lit
can someone help me write a sonnet on the topic winning

lit
winning is the topic

lit
can someone help me start a sonnet poem on what is winning.

physics
A skier going down a hill accelerates from 5.15m/s to17.3m/s over a period of 11.7 seconds. For all calculations, you may neglect drag. If the skier’s total mass is 57.3kg, what is the average force applied by the snow against the skis to bring her to a stop? would it be...

English
2. Choose the sentence in which the italicized pronoun agrees in number with its italicized antecedent or antecedents. A. The boys want their dessert now. B. Mary and Jill won't eat her vegetables. C. The waiter refilled their glasses as they emptied it. D. Maureen called ...

English
1. What is the simple subject of the following sentence? During the night, the frightened child called for his mother and father. A. Night B. Child C. His D. Frightened B?

math
wavelength=speed of light/frequency wavelength=(3x10^8m/s)/(590000s) wavelength=508.47m

I need checking
product rule 4xsec(x)tan(x)+4sec(x) 4(xsec(x)tan(x)+sec(x))

English
Thank you so much!!!!

English

English
19. In the following sentence, what is the antecedent of the pronoun "it"? The class members chose Chicago to visit because it provides the best opportunity for education and entertainment. A. Opportunity B. Chicago C. Entertainment D. Education Is it B? 20. Which ...

I got a 100 thanks for the help.

20. Which part of speech is not appropriate in formal writing, but often used in daily conversation? A. Preposition B. Adverb C. Conjunction D. Interjection D?

19. In the following sentence, what is the antecedent of the pronoun "it"? The class members chose Chicago to visit because it provides the best opportunity for education and entertainment. A. Opportunity B. Chicago C. Entertainment D. Education B? I think

18. A noun that completes an action is called a/an A. predicate. B. complement. C. subject. D. object. D?