188,810 results, page 66

1. ### math

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
2. ### math

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
3. ### math

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
4. ### math

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
5. ### math

Sevnety-eight players entered a single elimination tennis tournament.How many matches were played to determine the overall champ? please help me...and if u get the answer can you explain how you got it with a rule or a pattern
6. ### math

I am a third grader and have a homework of sketching and labeling all possible rectangles with perimeter of 30 cm and sides whose lengths are whole numbers. I am confuse, i need help please.
7. ### math

Find the volume of a solid generated by revolving the region bounded by y=secx and y=0 and x=0, x-pi/4 about the x axis. Don't evaluate. Please help!!!! Also, what si the average value of this equation? I don't understand what that means.
8. ### math

a millionaire leaves 1.4 million dollars in his will to be shared between his three children in the ratio of their ages. if they are 24,28,32 years old, calculate to the nearest dollar the amount they will each receive? PLEASE HELP!!!
9. ### math

a sphere has a volume of 500/3 pi cubic centimeters. What is the total surface area, in sqaure cntimeters, of the square? A. 25 pi B. 40 pi C. 100 pi D. 400 pi Please show your work. im very confused :(

Given 1/3 Y÷1/2 X=4 Discuss its meaning. Create a shape for X and for Y that will make this true. Draw and label the shapes, then illustrate how the quotient was obtained. Your drawing must be neat and accurate.
11. ### Math

Hi, could you please help with this question :) Find the speed and direction of a particle which, when projected from a point 15 m above the horizontal ground, just clears the top of a wall 26.25 m high and 30 m away. Thanks in advance
12. ### math

could you please help with this question :) Find the speed and direction of a particle which, when projected from a point 15 m above the horizontal ground, just clears the top of a wall 26.25 m high and 30 m away. Thanks in advance
13. ### math

Find the accumulated amount A if the principal P = \$3,000 is invested at the interest rate of r = 9% per year for t = 5 years, compounded annually. Please round your answer to the nearest cent.

I need to determine the amount of an investment if \$1000 is invested at an interest rate of 8% compounded quarterly for 2 years. - Not quite sure how to go about this and would appreciate help. Thank you in advance.
15. ### math

461,592 x 308 _________ 3592736 + 13947760 ___________ 142,070,336 What is the first number that is incorrect in the work above? Please answer and explain.

Fill in the blank. A pair of intersecting planes ________ intersect in exactly one point. A- always B- sometimes C- never D- not enough information My choice is C.

How do you know which rule to use when it doesn't specify? All it says is find the derivative of the function. I haven't had algebra/calculus in over 20 years, I'm completely lost. Please help.
18. ### Math

Describe a real-world problem that can be solved using the expression 29 divided by (3/8 + 5/6). Find the answer in the context of the situation. Please help! Due tomorrow. I would really appreciate it!
19. ### Math Questions

Find Part of a Group Use a model to solve. 7/8 x 16= Answer: 14 8x2=16 7x2=14 6/10x10=6 10x1=10 6x1=6 Please let me know if I have the above answers correct? Thank you
20. ### Math

Use three rectangles of equal width and the left endpoint approximation method to estimate the area enclosed by the x-axis, the lines x = 1 and x = 4, and the curve y = x^(1/2). Could you please help me understand how to do this? Thanks in advance!

What other information must be given in order to be able to prove the two triangles congruent by ASA? i.imgsafe(.)org/c64c59dad9.jpg 1. T=S 2. P=S 3. P=R<<< 4. PQ=QR
22. ### math

Find three consecutive odd integers such that four times the middle integer is two more than the sum of the first and third. I think I'm doing it wrong. 4((x)+(x+2)=x+(x+4)+2 4(2x+4)=2+3x+6 8x+16=3x+8 5x=8 ? Please help
23. ### math

find the area of a triangle i dont have a pic so ill just tell you the measurements 5.5m, 6.9m, 4.9m choices: a. 16.5m2 b.11.55m2 c.23.1m2*** d.4.85m2 is my answer correct if not please explain how to do it
24. ### math

if shelia invested \$5000 in an account paying 3% annual interest. how many years will it take her money to double? write it in exponential equation and rewrite it in log form. please help
25. ### Algebra 1

Solve by completing the square: A rectangular patio has a length of (x + 6) m, a width of (x + 8) m, and a total area of 400 m2. Find the dimensions to the nearest tenth. Please help me with this math problem. Thanks so much.

This is the question I posted about two hours ago and I worked it out two ways-could you scroll down and check it, please?If I have a roller coaster, and hill 1 height is 50cm and hill height 2 is 25 cm and the PE is .9 as it approaches the top of hill 2, how do I calculate ...
27. ### math

in a big right triangle with a small right triangle inside of it. C is the length of the whole thing., R is the adjacent of the small tri. H is the oopisite of the small tri. B is the adjacent of the big tri. as well as the hypotenuse of the small tri. S is the oppisite of the...
28. ### Environmental Science

Could you please explain the distinction between eutrophication and artifical eutrophication sense eutrophication is the natural process by which a body of water gains an abundance of nutrients? One is natural and occured long before man's time. The other is man caused, ...

In basketball you score 2 points for a field goal and 1 point for a free throw. Suppose that you have scored at least 3 points in every game this season, and have a season high score of 15 points in one game. How many field goals and free throws could you have made in any one ...
30. ### math

a rectangle is to be inscribed under the arch of the curve y = 2cosx from x=-pi to x=pi. What is the length of the base of the rectangle with maximum area? can someone help me with this....i have a lot of problems to do just like this but i don't understand them. can someone ...

can someone please give me a direct link to a picture that protrays or is related to the inuit being allowed to vote in canada in 1950. actualli the picture can have any type of aboriginal groups. thanks ...URGENT
32. ### english

Hey, I have to wright a SA on what I want to learn in English language arts this year. It's a full page SA and I'm in 7th grade. Please help me, Ive ben working on it bacicaly ever since I got home. I need help, PLEASE!!!
33. ### trigonometry

this is exactly how the question is written and i tried to solve it but i just couldn't. Can u please show me how the work was done I don't want just the answer. using the exact values,find the value of: 12 sin 30degrees - 6 tan of 45 degress + sec 45 degrees / 52. please help!
34. ### physics

Hi I need to know how much ground water presuure would be required to lift a 1.200m diameter plastic tank weighing 650kg out of the ground please, Please supply the answer in Kpa or psi Cheers
35. ### Physics

Hi, I need to know how much ground water presuure would be required to lift a 1.200m diameter plastic tank weighing 650kg out of the ground please, Please supply the answer in Kpa or psi Cheers
36. ### English

I am writing a speech and It about a boy named Edward and he lost her mom when he was young. I need a hook in a question format. Please help. What should I write. Ex: Have ever realize...... I need something similar to this. Please Help!!!!!!

A hoodlum throws a rock straight down from the roof of a building 109m high. If it takes 2.40s to hit the ground below, with what initial speed was the rock thrown? Please show all work
38. ### I need help

Answer the following questions: i.Which factors are important in multitasking for thread initialization? ii.What is the use of program segment prefix and where is located. iiiWhat is the difference between the interrupt routine and the strategy routine? iv.Which bit of modem ...

i have to do a packet and i cant under stand it. it says ' sea level 10 degrees = 1 atmosphere and then i have to do tropopause ,stratapause and mesopause and the rest of it says . an atmosphere is a unit of air pressure . 1 atmosphere =average air pressure at sea leve under ...
40. ### Math

For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y intercept. So in the equation y = -6x, what is the slope and y intercept? Is -6 the y intercept or the slope? Because if it's the slope, How am I ...
41. ### Math

For the equation y = -6x, what is the slope and y intercept? The formula is y = mx + B. I know that m = the slope and B = the y intercept. So in the equation y = -6x, what is the slope and y intercept? Is -6 the y intercept or the slope? Because if it's the slope, How am I ...

Is there any sites for middle or high schoolors can do for computer clubs like any sites on making fun videos or movies, making amnination, putting drawing into computers to make your own comic books (girls and boys), ways to make a websites or a video yearbook. Please this is...

please could someone explain to me what the 4 factors of the marking mix are. I searched for marking mix and found nothing. Please check the spelling and repost.
44. ### Physics - Satellites

How do you do the simplified structural formula and full structural formula of ester? I'm really struggling,please help! e.g.methyl ethanoate/propyl methanoate

Ms. Sue where can I find a cuban story to relate my work. Please let me know. It is difficult for me to do the korean-american. I trying to see if I could do the Cuban-american

48. ### Career

But please just give me atleast some very good suggestion!! I am really confused !! Please give me some topics Thank Yoou !!
49. ### Algebra

Can someone please show me the steps to this problem? I get 0,1 as proposed solutions, but I am not sure about the 1. Thanks Please solve and check all proposed solutions (x-2)/(x-1)+(2)/(x^2-1)= 0
50. ### psychology

I NEED HELP ON THis WORLDS PLEASE i need the definition please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy
51. ### psychology

I NEED HELP ON THis WORLDS PLEASE i need the definition please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy

solve algebreically the equation cos2x=1-sinx also cosx=cosx-1 and please also sin2x=3sinx
53. ### english

what are the elements of plot, i have to analyze a short story using elements of plot , and when i did my essay i failed it , so can anyone please help me please i will really appreciate it
54. ### English-For Jiskha Tutors

Can some of you please take a look at my previous English posts. They are all on this page, and I need all of them to be checked. Please and thank you:-)

Please check. How would I say "I feel like drawing. Would it be: Yo tengo ganas de dibujar.

Please explain what is global warming?. And How Do Business Enterprises contribute towards economic growth??? And Please Name Me The Socio-economic issues
57. ### mathURGENT!!!!!!

for which integers will the square of the integer decreased by twice the integer produce a difference of less than 4? please answer and explain how you got the answer...please????!!

((cotx+cscx)/(sinx+tanx))=cotxcscx Please prove left side equal to right side, only doing doing work on the left.
59. ### literature

How does the meter in this line emphasize this use of alliteration?What kind of figure of speech is used in this line? Here is the line-- And the sheen of their spears was like stars on the sea Please help I do not understand this at all Please
60. ### physics

please help. a pitcher throws a .50kg ball of clay at a blck of woo. the clay sticks to the wood on impact, and thier joint velocity afterwards is 3.0m/s. what is the original speed of the clay. please help with this question
61. ### Algebra

I posted this earlier but it didn't get answered. So I'm posting it again with hopes that, this time, it will be answered. Please solve for x: |x-6|>7 I got x=6 as a final answer, but that doesn't make sense because 6 is not greater than 7. Please help!! Thanks :) No one ...

Could you please proofread my argumentive essay, check for fragments and prounoun use. Thanks! Is Beauty Really Skin Deep?

Please check my answer thank you Verifying the accuracy of HCPCS codes is an important function in what ? I think that it is maintence of chargemasters

65. ### physics

please help find the resultant of these two vectors: 2.00 * 10^2 units due east and 4.00 * 10^2 units 30.0degrees north of west please show me step by step how to do this thanks for any help!
66. ### chemistry

hi Dr Bob..can you please help me with this chemistry problem? I got problem dealing with the chemical formula.How i want to find the number of moles of 2g of Fe(NH4)2(SO4)2.6H2O???please help me.Thank you
67. ### Physics

PLEASE HELP!! The x and y cooridinates of an object are given by x(t) = 10t + 5t^2 + 3t^3 y(t) = 20t - 10t^2 + 2t^3 where x and y are in meters and t is in seconds. How fast is the object traveling at t = 1 s? Please explain in detail how to do this problem. Thanks
68. ### Algebra II

Could someone please help me or direct me where to get help What is the exact value of cos 60 as found on the unit circle? and the value of cos 5pi/3 Please show me the steps so I understand Thank you
69. ### Physics

Can someone please tell me how to calculate the standard deviation of the following values? 0.985 0.985 1.005 1.455 1.035 And please for the following numbers too 1.47 1.52 1.50 1.45 1.39
70. ### English

Can you please chec this question, please? Thank you. 1. Write briefly what Italian teenagers like wearing at the moment. Then refers to what sort of clothing you like wearing
71. ### calculus

Determine the quadratic function f, whose graph is given. **The graph given is (0,-2) and (3,-11) The vertex is (3,11) and the y-intercept is -2 So, f(x)= **Please help me understand how to do this question. Could you please show work?**
72. ### calculus

can someone please help me find all the zeros of the following polynomial. write the polynomial in factored form. f(x)=x^3-3x^2+16x-48 can you please show all work
73. ### Physical Science- Balance Equations

Hi! Can someone please balance these equations, please?! I'm having major trouble! Thank you! HCl (aq) + NaHCO3 (aq) ¨ HBr (aq) + NH3 (aq) ¨ LiHCO3 (aq) + HI (aq) ¨
74. ### science and english only for ms sue

what the steps to the water cycle and what is the writing process and what the steps for 7th grade and please help me as soon as possible please ms. sue...

Which of these nations has the highest population density? A) China B) Indonesia C) Mongolia D) Japan Is the answer japan or china, I'm not sure, can someone please help? Thanks! (=
76. ### English

Hello. I would be very grateful for some help. Please help me to make the sentence correct: "Please let me know when the letter comes so that I don't worry / so that I won't worry / for me not to worry / lest I worry." Thank you.
77. ### history

Hi. I know i asked this already but can someone please please just give me a straight answer. I have to write a 5 page paper on wheter or not charles G. Finney believed that the first amendment's clause about the free practice of religion be amended in any way Thank you for ...
78. ### science

Can you please tell me where is the sun in our galaxy? Also, some binary stars are called eclipsing binaries. Explain why this term is appropriate. (it gives a hint, saying: think about Algol as you come up with an answer.) I don't get it... Please help :) Thank you very much!

Identify the action-reaction pairs in the following situations. (a) a man takes a step (b) a snowball hits a girl in the back (c) a baseball player catches a ball (d) a gust of wind strikes a window WE DIDN'T LEARN THESE PLEASE GIVE ME HELP/EXAMPLES

I have spent a lot of time researching and I can't find this. I wrote a paper about the mona lisa and the last supper. I need a sentence from each that tells how they reflect or define the dadaism period. Can someone please help with one or point me in the right direction. ...
81. ### Chemistry

In the haber process for the preparation of NH3 which is given by the equilibruim? N_2_(g)+3H_2_(g) <---> 2NH_3_(g)...... delta H= -92.38kJ State the conditions of concentrations and temperture that will favor production of NH_3_? Please help! would it be high ...
82. ### Physics

Steel railroad tracks of length L = 18.30 m are laid at 10.0° C. How much space should be left between the track sections if they are to just touch when the temperature is T = 49.0° C? mm Please help. I have tried this L° α Δt = 18.3 * 13 10^-6 * (49 -10) = ....
83. ### History NEED HELP

Queen Elizabeth I - 1558 - 1603 Did she support or contradict the principle of tolerating other ideas or cultures? Explain why. 3 examples please This is the only question I couldn't find answers to in my textbook. I have to write an essay and include my answer to this in it....
84. ### TI N-spire

ok so i kno this isnt a math prblem, but it a question that im sure many people would love an answer to. Is there any easier way to change the mode on the n-spire from degres to radians(or vice versa) without having to go into th document, graphs, and system settings and ...
85. ### MATH 157

Can anyone please help me understand these math problems. #4. How many three-symbol codes (letter-number-number)can be made from the letters S, P, Y, and two-digits from the set of (0, 1, 2,..., 9) without repetition? #16. A pair of dice are rolled and the sum on their ...
86. ### Colonial Times

Please recheck my answer thanks The Americian Associaton of Labor Legislationimplemented fee schedules True or False I said True

Please check my answer thanks True or Faslse The term used to describe why medical treatment is necessary is procedure I say False
89. ### I just posted chinese!!

um, i don't think it appears really well on my monitor (is it just mine or...) if you can't see it, could you please give me your email add so that i can email it to you and you can check the mistakes? please help me...
90. ### Algebra

Please Solve: 4-x=-5 I thought the answer was -9 but that doesn't seem to be it. Can someone please help? Thanks! This is what I have: 6. 4-x=-5 The problem to solve is: 4-x=-5 Subtract 4 from both sides x = -9 Then divie by -1 Would the answer be 9? To Check: 4- - 9 = -5
91. ### Earth Science

What are two forces that cause the Earth's surface to constantly change and what are their effects on the planet? Please help I do homeschooling and I'm super behind in science please answer before 12:00 p.m. on 11-17-09
92. ### PSY

I NEED HELP ON THE NEXT WORLDS PLEASE i need the definition also please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy
93. ### psy

I NEED HELP ON THE NEXT WORLDS PLEASE i need the definition also please 1. Performance goals 2. Mastery goals 3. The effect of praise 4. Expectations and self-efficacy

95. ### calculus

find linear approximations for each of the following and put a bound on the error of the estimate. 1. (7.985)^1/3 using f(x)=x^1/3 and a=8 2. (.9997)^100 using f(x)=x^100 and a=1 please help explain please too
96. ### Chemistry

Which of the following metals would be expected to have the most unstable salts? a) sodium b) zinc c) tin d) silver Please define for me what 'unstable salts' are please?
97. ### elementar

how to prepare research graphic organizer ocean animal.which one is the best like dolhin.please help me i don,t have any idea.how to prepare that one can u please explain me
98. ### Chemistry I NEED HELP! PLEASE

How many moles of Hydrochloric acid are needed to dissolve 39.0 grams of aluminum Hydroxide? I just need to write out the equation but I was out and don't know how PLEASE HELP!
99. ### alGEBRA 2 help please would appreciate

for the equation -4x-8y^2=0,give the focus and directrix.then sketch the graph, showing both the focus and the directrix. please show all the step thank you.
100. ### ALGEBRA 2 help please would appreciate

for the equation -4x-8y^2=0,give the focus and directrix.then sketch the graph, showing both the focus and the directrix. please show all the step thank you.