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Posts by SARA

Total # Posts: 4,536

English
Which option best describes a main idea of "Kuba Khan" Society tends to fear creative people Creative people are welcome in society Society tends to love creative people< Hail is a problem in many societies

Sara
I'm reading different... maybe it's C

English (sorry)
I think it's B.

Math
Determine a,b and c so that curve y= ax^3 + bx^2 + cx will have a slope of 4 at its point of inflection (-1,-5) Help please!

Math
Determine a,b and c so that curve y= ax^3 + bx^2 + cx will have a slope of 4 at its point of inflection (-1,-5) Help please!

Math
Determine a,b and c so that curve y= ax^3 + bx^2 + cx will have a slope of 4 at its point of inflection (-1,-5) Help please!

Math
Fine the max or min points and the points of inflection for the function y=3x^4 - 10x^3 - 12x^2 + 12x - 7 Can someone help me!!!

Math
Find the critical points, and the points of inflection y= (x+1)^2/x Help me please!!!

Algebra
what are the coordinates of the vertex of f(x)=-x^2+6x-9 (0,-9) (3,-9) (3,0) (6,0) How do I figure this out?

ELA
A just took the quiz it is 1. A 2. C 3. B 4. D 5. C I hope this helps!

Math (Elementary Linear Algebra)
Find the general flow pattern of the network. 20<---A |\B__>x(4) |/ 80<---C I believe the system of equations for A,B,&C is-A: x(1)+x(3)=20 B: x(2)=x(3)+x(4) C: 0=x(1)+x(2) Assuming flows are all nonnegative, what is the largest possible value for x(3). Sorry, this ...

Math
I set up the equation like you said 11+.21m =20+.10m -.10m. -.10m 11+ .11m =20 -11. -11 .11m/.11=. 9/.11 This doesn't seem correct

Math
Verizon has two different cell phone plans. The cost, Y, of plan A is $11 a month Plus $.21 per minute. The cost, Y, of Plan B is $20 a month plus $.10 per minute. After how much time to the nearest minute will the cost of plan a B equal to the cost of Plan B? Can you help me ...

PE
Which is correct?

PE
I took the test and Dairy is correct, if you look at my plate it says the same :)

math
For what values of r does the function y = erx satisfy the differential equation y'' ? 6y' + 3y = 0?

Math discussion
yea thanks Katie you are really a big help! i just did my discussion and pass it! Katie you are the best. Again thank so much!

Percentage
A flat-screen TV costs $1,400. The TV is on sale for 35% off. What's the discount price?

Presentation
Why is coffee bean good

math
thank you for your help

math
Justin has an I-tunes gift card worth $125. after he downloads his first app, the cards value is $118.01. after he downloads his second app, the cards value is $111.02. after he downloads his third app, the i-tunes gift card is worth $104.03. Justin wants to download as many ...

elementary school
what do I do when there is an equation like 15/4 divided by 9/1 how do I do that since 9 cant go into 15 evenly

math
THERE ARE ESTIMATES OF THE MARGIN OF ERROR FOR CONFIDENCE LEVELS OTHER THAN 95%. FOR A 90% CONFIDENCE LEVEL AND A SAMPLE SIZE N, THE MARGIN OF ERROR IS APPROXIMATELY 82/N%.SUPPOSE WE WISH TO HAVE A MARGIN OF ERROR OF 1% WITH A 90% CONFIDENCE LEVEL. APPROXIMATELY HOW MANY ...

MATH
What percentage of adult males in America are under 5 feet 7 inches tall?

Health
From beans! They are a pure protein. So C would be your correct answer.

math
Drawing 5 cards out of 13 cards numbered 1 to 13 without replacement, what is the probability of having a sum greater than 40 ?

Physics
consider the circuit in the figure. find the current in the 13 ohm resistor. Answer in units of A

english
Can someone help me write a 8 line poem about Romeo and Juliet

math
Compare -8 ? 10. Use <, >, or =.

Stats
A dean wishes to estimate the average cost of the freshman year at a particular college correct to within $500, with a probability of 0.95. If a random sample of freshmen is to be selected and each asked to keep financial data, how many must be included in the sample? Assume ...

Math
Jessica has been given a list of 4 bands and asked to place a vote. Her vote must have the names of her favorite and second favorite bands from the list. How many different votes are possible?

Math
Two parallel lines are cut by a transversal Suppose m?438° Find m?6 and m?7 * m?6 and m?7 are corresponding angles *

History
What did the Edict of Nantes do for their culture?

History
Thank you :)

History
What did the Edict of Nantes do for the Economy?

Maths
A number consists of two digits.THe digit in tens place is twice that in units place.if 18 is subtracted from the number. The digits are reversed.find the number.

Maths
divide 1000 among a,b,c in such a way that a gets 120 more than b and b gets rs 110 more than c .hw much each get

Maths
50 divided into two parts such that if 6 is subtracted from one part , 12 is added to the second part we get same number .

math
The radioactive decay of a substance is expressed by A=A^0 e^ -kt, where the initial amount A^0, decays to an amount A after t years. The positive constant k differs for each substance. Strontium 90 decays such that k=.028. Find out how much of 1,000 mg of strontium 90 remains...

chemistry
why is the spectrum of hydrogen composed of discrete lines?

Math
The figure below shows two triangles. Which statement about the triangles is true? i.imgsafe(.)org/c60dcd0488(.)jpg The triangles can be proven congruent by: 1. Angle angle side <<< 2. Angle side angle 3. Side angle side 4. The triangles cannot be proven congruent

Algebra
Chandra has 2 liters of a 14% solution of sodium hydroxide in a container. What is the amount and concentration of sodium hydroxide solution she must add to this in order to end up with 7 liters of a 34% solution?

algebra
Shari drove for 90 miles in the city. When she got on the highway, she increased her speed by 20 mph and drove for 130 miles. If Shari drove a total of 4 hours, how fast did she drive in the city?

algebra
Bob needs to wash the windows on his house. He has a 25-foot ladder and places the base of the ladder 10 feet from the wall on the house. How far up the wall will the ladder reach?

math
Solve the quadratic equation, 2 x2 - 5 x+3

Math (please check my answer!!)
What other information is needed to prove that the two triangles congruent by SAS? Picture description: there are two triangles showing line LT = line MQ and L=M A. <T = <Q B. <G = <N C. Line GT = line NQ << D. Line LG = line MN

Biology (please help!!)
Explain the process that takes place in the stroma including and reactants going in nd the products produced from these processes in a. bright sunlight and in b. darkness. c. what happens over an extended period of darkness of many days? What I need to know is part C.. I have ...

math
Can you please help with finding rate of change in graphing? One question has times: 0 15 23 30 35 distance:30 70 0 45 60 Can you help me get started, I don't know what to do? Also, in another question for the slope I have to find which line has greatest absolute value ? ...

Government
What is the role of joint chiefs of staff? A.To serve as objective military advisors B.To manage the executive office of the president << C.To lead the department of Defense << D.To lead the state Department I'm not sure if it's B or C, I do lean more ...

math
Estimating the product of a decimal and a whole number what is 8.02 x 70

math
What is the estimated answer of 0.97x312

Physics
Suppose your car was mired deeply in the mud and you wanted to use the method illustrated in the figure to pull it out. (a) What force in newtons would you have to exert perpendicular to the center of a rope to produce a force of 10,000 N on the car if the angle is 1.80°? ...

MATH
If y varies inversely with x and y = 8 when x = 5, then what is y when x = 2? 4 6 10 20

Math
A store buys shirts for $12 each and marks up the price by 25%. What is the price for a shirt at this store?

Math
V varies inversely with T and V = 12 when T = 6. Which equation shows this relationship? V = 2T V = 72T--- My Answer v=2/T V=72/T

Algebra
f(x) varies inversely with x and f(x) = –10 when x = 20. What is the inverse variation equation?

math
12.75 x 8.25

Math
Which equation(s) represents a proportional relationship? A) y = 5 + x B) y = 4x C) y = 7x² D) y = 2 - x

Math
What integer represent a debt of 12$

MATH
Suppose an object moves along the x-axis so that its position at time $t$ is $x=-t+\frac{t^3}{6}$. (a) Find the velocity, $v(t)=x(t)$, of the object. (b) What is $v(0)$? What does this say about the direction of motion of the object at time $t=0$? (c) When is the object at the...

math
The formula of a trapezoid is A=1/2h(b1+b2) Express b1 in terms of A,h,and b2 I did A=1/2hb1+1/2hb2 A=hb1/2 +hb2/2 A-hb2(2/h)=hb1/2(2/h) A-b2=b1 I am not sure if this is correct? I was confused on how to do this. Any help or explanation is greatly appreciated. Thank you.

History
I was wondering how I use citation for a website?

English
1. Choose the answer that best matches the word in italics. Samantha tried to look IMPASSIVE when they announced her essay as a finalist in the competition.  (1 point) surprised unemotional*** unsure vibrant 2.   Choose the answer that best matches the word...

science
its A

Physics
Pls send the answers

Civics
I need an example of two Statute laws. I know what it means but I don't know any laws.

polynomials
Thank you for explaining my mistake.

polynomials
I have to simplify (-x^5y^4)^4(3x^2y)^2(1/3xy) I did (x^20y^16)(9x^4y^2)(1/3xy) (9x^24y^18)(1/3xy) 3x^25y^19 Is this correct? Thank you for your help!

algebra
5/x-3/4x=23/x+6 first I made it 20/4x-3/4x=23/x+6 Then I am stuck how to solve the rest of the equation Can you please help. Thank you

Math
Carly and Kyle decided to count the number of red, blue, and yellow cars that they saw. They counted twice as many red cars as blue cars. The number of yellow cars they counted was one third of the number of red cars if they counted a tote of 33 cars. How many of each car did ...

Math
2√2 (3√8 - √6) For my answer I got 24 - 2√12, would this be correct? I'm not sure if I simplified incorrectly.

Chemistry
I actually found the answer. The answer is 83 grams. You must convert the values accordingly. oz to grams, Fahrenheit to Celsius. You calculate the heat lost by the drink first. This is the setup: =(368.544g)(4.18J/gC)(-17.7778C) the change in temp is found by first converting...

Chemistry
When ice melts, it absorbs 0.33 kJ per gram. How much ice is required to cool a 13.0 oz drink from 71 ∘F to 39 ∘F, if the heat capacity of the drink is 4.18 J/g∘C? (Assume that the heat transfer is 100 % efficient.)

Physics
Ho can I calculate the volume of a CD that is 0.75 mm thick has outer diameter of 128 mm and inner diameter of 15 mm.

College Algebra
At a basketball game a vendor sold a combined total of 196 sodas and hotdogs. The number of sodas was 48 more than the number of hotdogs sold

chemistry
A solution is made by mixing 25 mL of .35 M LiOH with 15.5 mL of .2225 M NH3. Kb=1.8x10^-5 for NH3 Calculate the pH for the solution.

American government
ey it was CDDC

perfect number
I need please!!!!

perfect number
Yes i need soon for my activity

perfect number
I need two perfect numbers. For my activity,I should submit it tomorrow please help me. I need now. Please

Maths
An industrial fertilizer costing $370 per tonne to produce is sold retail 61 cents per kilogram.If there is a wastage of 2.5%,find the profit as a percentage of the cost?

Abnormal Psychology
GAD

Math
Sara was mixing punch for a party from a recipe that calls for 3 parts ginger ale mixed with 2 parts pineapple juice. She graphed the people served compared to the total mixture. Use the point shown on her graph to compute the ginger ale need to serve 20 people.

math
if you make guesses for four multiple-choice test questions (each with five possible answers), what is the probability of getting at least one correct?

Chemistry
Prepare M/20 oxalic acid solution.Using this solution, find molarity, strength, and percentage purity of the sodium hydroxide solution.

English
Option 3 is the Best Answer according to me. Trust me, I am a School Topper in Emirates English Speaking School, Dubai, UAE. Even though others are grammatical enough, most teachers have Option 3 in mind.

english
thank you!

english
What parts of grammar are the words? Yesterday is history. Tomorrow is a mystery. Today is a gift, which is why we call it the present. Yesterday? Tomorrow? gift? call? it? present? My brother was discharged and will follow up next week. My? will follow up?

English
I agree on that one. C.

Math
Thanks!!! <3

Math
Form the perfect square trinomial in the process of completing the square. What is the value of c? x^2 + 3x + c = 7/4 + c c =

Math
Say that you (or your parents) are purchasing a used car for $22,350. The sales tax is 7.5%, the down payment is $1,200.00, and you have an average credit rating. If your first payment is $475.25, how much of the payment goes toward the principal? The average rating is 5.85. ...

ELA
Identify the type of clause that is underlined in the following sentence. In this game, whoever gets the fewest whoever gets the fewest points wins. whoever gets the fewest points is underlined

finance
Jiminy's Cricket Farm issued a 30-year, 7.2 percent semiannual bond 9 years ago. The bond currently sells for 85.5 percent of its face value. The book value of this debt issue is $107 million. In addition, the company has a second debt issue, a zero coupon bond with 12 ...

math
thank you so much!

math
I asked this yesterday and didn't get a response. I know it is difficult since you can't see the picture on my homework. Can you tell me if I started correctly and used the correct formula for surface area of a triangular prism? Is there a way to post a pic to help ...

geometry (please help)
IMG_7042.JPG I tried to take a pic of the image. Hope it shows because I really need help. Thank you

geometry (please help)
Is there a way to post a pic to help explain this? (I will try and explain the triangular prism. it has a 90 angle. the long end of the triangle is 13.5 in. One side is 10 in and the other side of the triangle is 9 in. the side coming down from the triangle making the prisms ...

math- geometry
no, the 1 m is not the area of the shaded portion. there is a dotted line across the shaded part and ending at the outer part of the glass. the dotted part is 1 m. that is why I felt if you added that part to the radius of the glass, it would give the radius of the circular ...

math- geometry
the shaded area(I mean portion, not the area as in the equation.) shows the distance of the shaded part=1m, . They put that there so you can add that piece onto 1/2m (radius of the inside circle) and together it gives you the radius of the full circle. How did you get the ...

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