Questions Asked on
October 2, 2018

probability
The joint PMF, p X , Y ( x , y ) , of the random variables X and Y is given by the following table: y = 1 4 c 0 2 c 8 c y = 0 3 c 2 c 0 2 c y = − 1 2 c 0 c 4 c x = − 2 x = − 1 x = 0 x = 1
asked by Anonymous 
maths
out of 40 students,14 are taking english and 29 are taking chemistry.if 5 students are in both classes,how many are in neither class?how many students are in either classes?
asked by OBIRI 
science
how do i know a substance is an acid or base without litmus paper
asked by OBIRI 
Physics
A boat heads due North for 3.00 km to reach a red buoy. It then changes direction and heads in a direction of 30.0 degrees South of East for a distance of 4.66 km to reach a blue buoy. The boat changes direction again and heads to a green buoy which is
asked by Mae 
algebra
Write and solve an inequality that represents the numbers that are not solutions of each inequality. a. x7 less than or equal to 10
asked by caden 
Physics
A ball is rolling along a horizontal table top at a constant speed. The table top is 75.0 cm above horizontal floor. The ball rolls over the edge of the table and hits the floor below at a horizontal distance from the table edge of 1.06 m. You may ignore
asked by Anonymous 
algebra
15>2/3w
asked by caden 
physics
Is it possible for an object that has only one nonzero force acting on it to maintain a velocity that is constant in magnitude and direction?
asked by Anonymous 
Maths
Evaluate the expressions given below for a= 4:(I) a+8
asked by Anonymous 
math
How to multiply 24 x 435x 13 without a calculator
asked by bob 
Social studies
Jews began worshipping inis one way Judaism survived Diaspora. Could someone help me with this please the blank need to be fill in . I have being look and can not find the answer. So can someone help me.
asked by Johnnie 
Differential calculus
A triangle has a base of 16 inches and an altitude of 8 inches. Find the dimentions of the largest rectangle that can be inscribed in the triangle if the base of the rectangle coincides with the base of the triangle
asked by Anonymous 
math
When an airplane experiences drag, are the forces added or subtracted? Hint: Drag is the term used to describe the air in front of the plane pushing the airplane backwards.
asked by Sophia 
Texas State History
What is absolute chronology A a chronology listing of specific dates B a detailed summary of a historic event C a listing of events that occurred during the same time period D a timeline that has been verified by professional historians.
asked by Madi 
Georgia History
1) According to the Charter of 1732, there were three primary reasons for colonizing Georgia. Based on your knowledge of Georgia's Colonial history, evaluate the success of each of the motivating factors for colonization of Georgia as listed in the Charter
asked by Anonymous 
physics
A particle is acted upon a body by the following forces: 55N Towards East,45N inclined at(E 80 Degrees Towards North East),50N Towards North East, 60N inclined at (E 20 Degrees towards South of West),40N Towards South. Determine the magnitude and direction
asked by justine 
Probability
A game involves making a 3 by 3 grid with nine cards from a standard deck. You win if three cards in a row (horizontally, vertically, or diagonally) are the same denomination or are consecutive (in any order). What is the probability that there is exactly
asked by Haley 
World History
Why was Alexandria considered a site of encounter?
asked by thegoat 
English
Analyse the recent trends in tourism and its impact on our culture and economy .prepare a write up
asked by NANDAKISHOR 
Calculus II
Calculate the following integrals using substitution a) Integral of x(5+x^2)^10 dx , where u = (5 + x^2) So, x(5+x^2)^10 dx u = (5 +x^2) du= x The answer should be; Integral of (u)^10 = [u/11]^11 + C = [(5+x^2)/11]^11 + C But it say wrong answer
asked by Lily 
History
Q.7) John Locke believed that if government does not protect natural rights, then A. citizens know that the government is working because they have safety B. it breaks the social contract and people can create a new government *** My answer C. citizens
asked by Anonymous 
English
What is Miss Havisham's role in the deception which she so willingly embraces? She allows Pip to believe something that is not true; however, she never actually lies to him. Why, or why not, is this equal to lying? What damage does this do? Book: Great
asked by Dami 
math
A plane leaves an airport and flies south at 120 mph. Later, a second plane leaves the same airport and flies south at 300 mph. If the second plane overtakes the first one in 5 1 2 hours, how much of a head start did the first plane have?
asked by Anonymous 
history
How did Greek scientists change the way people viewed and understood the natural world around them?
asked by ms.kendra 
social studies
can anyone answer these I have some answers it's either Peter the great or Cathrine the great Peter is p Catrine is c fought Poland and the Ottoman Empire to gain land in Eastern Europe p** c fought Sweden to gain access to the Baltic p** c built St.
asked by cloe 
Math
Ok so the question asks Below, draw Figure 0 and Figure 4 for the pattern below. Then describe Figure 100 in detail. So figure 1 a box with 2×2 with a tail of 2 boxes Then figure 2 Box 3×3 with a tail 4boxes Figure 3 Box 4×4 and tail 6 boxes . Please
asked by Stacy 
Science math and English
The best way to respresent a large ,complex system , such as the water cycle , would be a
asked by Ruba 
Science
In which process do producers use carbon dioxide to produce other carbon containing molecules
asked by Ruba 
PHYSICS
A solid object has a weight of 13.62 N. When it is suspended from a scale and submerged in water, the scale reads 1.54 N. Find the density of the object (use pwater = 1000 kg/m3).
asked by Anonymous 
PHYSICS
The surface area A of a sphere of radius R is given by the equation A = 4pi*R2, where pi equals 3.1416 (to 5 digits). Calculate the area of a sphere which has a radius of 2 m. If 2600 grains of sand are uniformly spread out on the surface of the sphere,
asked by Anonymous 
social studies
How did the church try to reshape the code of chivalry? A. by supporting military conquest B. by rewarding bravery C. by emphasizing generosity D. by eliminating knighthood Which of the following did the first schools established during the Middle Ages
asked by i know 
science
A. Steam Fog B. Advection Fog C. Upslope Fog D. Radiation Fog ___b___ Fog that forms when the dew point temperature increases to the air temperature ___b___ Fog that forms in the summer over oceans and large lakes ___c___ Fog that forms when the air
asked by ~ 
Environmental Science
Which of the following is/are a point source of pollution? (can be multiple) A. Sewage treatment plant B. a harbor C. storm runoff D. suburban community E. farm runoff would Sewage treatment plant be the only direct source?
asked by Student 
Math
hey can anyone help me with understanding what makes a number rational and irrational
asked by robn 
Social Studies
Which is evidence that Sparta had elements of democracy? A. The kings had absolute power. B. The oligarchs had absolute power. C. Some leaders were tyrannical. D. Ephors could take kings out of power.
asked by please 
Algebra
2. Does the table below represent a function? Time, x (minutes)0123 ___________________________ Water, y (gallons)440428416404
asked by anonymous 
SS
1.Which of the following was an effect of the Renaissance? A. More people learned Latin. B. More works were published in the vernacular.***** C. The church supported written scientific works. D. People developed a renewed interest in religious subjects. 2.
asked by ms.sue/writ I NEED HELP!!check these plz! thx! 
calculus
determine where f is continous. if possible extend f to a new function that is continous on a larger domain 1. f(x)=4x/x^21 2. x^2 tan x i really dont understand how to solve these please help
asked by haifa 
SS
Which of the following statements best describes the spread of Islam during the Arab conquests? A. Islam spread only within the lands conquered by Arabs. B. Everyone in conquered lands was forced to convert to Islam. === C. Few nonArabs ever converted to
asked by HELP 
Grammar
A regular verb is a word that expresses an action;an irregular verb us a nonaction word. True or False?
asked by Charlene Hunt 
math
5/10  3/10 1/2 + 3/4 1/6 + 3/8 7/8  5/12 the sum of two numbers is 7/8. one addend is 3/4. what is the other?
asked by 5/10  3/10 
sport
What is the reason for the Olympic games to be largest of all sporting events
asked by Anonymous 
algebra
Which of the equations is graphed below? Question 1 options: y = x2 + 6x + 10 y = x2 + 3x + 2 y = x2  6x + 10 y = x2 + 6x  10
asked by barry 
earth science
How is the strength of the hurricane related to the sea surface temperature (SST)?
asked by alz 
Math
Calculate the integral ∫2e^(Sin(x)) Cos(x) dx , u = Sin(x) Just having a slight hard time at finding du to solve the integral du: Cos(x) dx
asked by Bc 
math
7(3e2f+4)+6e2
asked by joshua 
maths
in an examination 3 candidates passed chemistry 29 passed physics and 3 failed both subjects. if 50 candidates sat for the examination, how many if them passed chemistry only
asked by akpevwe 
Math
The following simultaneous equations are given in base two 11X+10y=1100 101Xy=111
asked by Anonymous 
social studies
Why did the British want to expand their control into the Ohio Valley in the mid1700s?
asked by Anonymous 
Texas History
Please check my answers cuz this ain't my best subject. 7th grade History in Connexus. Government in Mexican Texas Quiz U3 L10 1.What was the focus of the Constitution of 1824? A.effective economic principles B.state led governments C.strong,central
asked by Kandy Girl 
Math
Which common denominator could be used to solve the subtraction problem? 5/6  2/15 A. 12 **** B. 30 C. 5 D. 18 I think it is A., am I correct?
asked by cAt.ExE HaS sTopPeD wORkInG 
history
which of these best states the main idea of "the drivein movies"?
asked by destan 
Science
Can someone please help me reword this?! Thanks! I don't like what I did oof Many every day activities lead to global warming because they produce pollution. When gas is burned in a car, it produces carbon dioxide, a Greenhouse gas. It floats up towards
asked by cAt.ExE HaS sTopPeD wORkInG 
Spanish
What are least two different ways you can ask what you or someone is like in Spanish?
asked by D 
Math
What is the value of 3•(7+(3) 2) divide by 3 A. 13 B. 2 C. 16 D. 48
asked by Hope 
Math (Urgent!)
Consider 10 independent tosses of a biased coin with the probability of Heads at each toss equal to p , where 0
asked by Sean 
Physics
A certain coiled spring with an unstretched length of 20cm required a force of 2N to stretch it by 0.2cm. What work is done in stretching it by 2cm if the elastic limit is not exceeded?
asked by Nina 
math
A car skids to a stop, leaving four skid marks with an average length (D) of 60 feet. The road is asphalt. Skid tests reveal a drag factor(f) of 0.75. Since all four wheels were braking, the braking efficiency (n) is 100% or 1.00. To the nearest mile per
asked by Matthew 
french
@Ms. Sue Napoléon was born... A. in Paris. B. in Provence. C. in Italy. D. in Corsica. I think it's A
asked by asd 
Math
In a senior secondary school,80 students play football or hockey.The number that play football is 5 more than twice the number that play hockey.If 15 students play both games and every student in the school plays at least one game,find (i)the number of
asked by GLORIA 
math
(7z^m)(nz^3)=14z^7 solve for m and n
asked by shiv 
Calculus and Vectors
Steve for that air plane question what does the diagram look like????
asked by Jerome 
Calculus and Vectors gr12
Using a specific example, prove the vector property: For vectors u⃗ and v⃗ and scalar p > 1, show p(u⃗ +v⃗ )=pu⃗ +pv⃗ . It works for all pvalues, but I am asking you to narrow your examples to a semispecific example. (the box next to the
asked by Anon 
sociology
whether science or religion is best suited in postmodernity???? i think it's science but i cant find any explanations on the internet
asked by helppp11111 
math
550^2 = 45^2 + x^2  2*45x*cos100° show step by step on how to find x
asked by Anon 
English
In Adventures of Huckleberry Finn, at first, Huck feels_________about writing to Jim's owner. a. good b. guilty c. uncertain ****
asked by Anonymous 
algebra
(8−3a^2 )(2a ^ 2 +6)
asked by ryan 
Economics
This chapter discusses companies that are oligopolists in the market for the goods they sell. Many of the same ideas apply to companies that are oligopolists in the market for the inputs they buy. If sellers who are oligopolists try to increase the price
asked by MOHAMEED 
Algebra
The following problem refers to an arithmetic sequence. If a_1=4 and d=1 Find a_n and a_35.
asked by Keonn'a 
Math
How do i solve this given that p and q are sets of real numbers such that p=(x:0 is lesser than or equal to x is lesser than or equal to 3)and q=(x:3 is lesser than x is lesser than 2),find p union q
asked by GLORIA 
Algebra: please help me.
The following problem refers to an arithmetic sequence. if a_8=9 and a_16=17, Find the term a_1, the common difference d, and then find a_30. a_n=a_1+(n1)*d
asked by Keonn'a 
Calculus and Vectors
(6) Consider the vectors Vector a=(1,2,3) and Vector b=(3,0,2). (a) Determine the projection of Vector a onto Vector b. (b) A unit vector is a vector of length 1. Determine a simplified unit vector in the same direction as Vector a .
asked by Anon 
math
(8−3a^2 )(2a ^ 2 +6)
asked by roger 
Social Studies
What did the Battle of Medina become known for during Mexico's Quest for independence A. It showed that it would be easy for Mexico to gain independence from Spain. '''''''My answer B. It was one of the bloodiest battles ever fought on Texas soil C. It was
asked by rororoyourboat 
world studies
Who was responsible for planning the settlement of Texas A. Stephan F Austin B. Moses Austin C. Erasmo Seguin D. Martin DeLeon
asked by hola how are you 
math
I need to solve a literal equation  Solve for h: A = 1/2bh If I divide both sides by 2b, then my answer would be h = A/2b Is this correct?
asked by Carly 
math
How do I solve for F here? Solve C = 5/9(F32) for F
asked by Carly 
U.S History
What was the purpose of the Dutch East Indian Company? It was a shipbuilding company in India that was financed and run by the Dutch government. It was a multinational corporation used to establish colonies and trade in foreign territories. It was a team
asked by Britt 
math
(7z^ m )(nz ^ 3 )=−14z
asked by brian 
history
How did the Enlightenment influence the American and French Revolutions? Enlightenment emphasis on Protestant Christianity caused people to rebel against Catholic authority. Notions of full social equality caused the slave populations to rise up and
asked by Bri 
math
If the number in the numerator of a unit rate is 1 what does this indicate about the equivalent unit rates? Give an example.
asked by hannah 
linear algebra
Let T be the plane 2x−3y = −2. Find the shortest distance d from the point P0=(−1, −2, 1) to T, and the point Q in T that is closest to P0. Use the square root symbol '√' where needed to give an exact value for your answer. I need help with this
asked by Sara 
math
how to find the greastest common factor
asked by Laura 
Math
Jordan ordered 568783 mini toy cars. He divided an equal number to share to his friends. Including him. How many did each friend get? Tip: He has 4 friends. Plus him =? Please help, this question is really hard. All I know is that 568783 is divided by 5. I
asked by Lifa 
Math
Hi, Could someone help me with this question? Thank you!! 5 3/8 (Five and Three Eights) c (cups) = ____ fl oz (fluid ounces) 5 3/8 c = __ft. (Just the original version without all of the parentheses, therefore don't mind this) A. 43 fl oz B. 43/64
asked by XxCash The Rose In xX 
algebra
(7z^ m )(nz ^ 3 )=−14z^7
asked by kevin 
Social Studies
1. Which region was home to the Sioux? (1 point) the Eastern woodlands of North America Southern Mexico and Central America the Pacific Northwest of North America the Central plains of North America******
asked by pls help 
Business Stocks
What does it mean by stock repurchase, i know its when a company acquires it's stocks back but why and how does it all work out? Can someone please help me, i tried searching it up but i don't necessarily understand off websites.
asked by S.S 
history
How did the policies of the Napoleonic Empire change Europe? Napoleon’s expansion policies led to a desire for selfrule throughout Europe. The policies of Napoleon led to international treaties, economic cooperation, and world peace. Policies of the
asked by Bri 
Physics
A boy exerts a horizontal force of 111 N on a box with a mass of 32.7 kg. HINT  (a) Make a freebody diagram and apply the xcomponent of Newton's second law. (b) Apply the relationship between static friction and the normal force. (a) If the box doesn't
asked by Doug 
Social Studies
Which of the following is true of the shaded area in the image? A. it was acquired by the United States before the west coast *** B. it was acquired by the United States after the west coast C. it was acquired by the United States at the same time as the
asked by toe 
Texas History
Look I really need help! But if you cannot help me please DO NOT post on this page.If you can help I appreciate it very much. Government in Mexican Texas Quiz 1. What was a focus of the Constitution of 1824? A. Effective economic principles B.state led
asked by Kandy Girl 
Social Studies
Which of the following were goals of the civic rights movement? Select all that apply. A) establishing full voting rights for women B) establishing full voting rights for African Americans** C) banning sexist business practices D) banning racist business
asked by anonymous 
World History
1. how did the treaty of Paris affect life in Spanish Texas A. Missions were moved and a large effort was made to increase the population of Spanish Texas. My answer B. The United States to over a large part of eastern Texas C. Most settlers decided to
asked by horse girl 
Social Studies
Which of the following is true of the shaded area in the image? A. it was acquired by the United States before the west coast *** B. it was acquired by the United States after the west coast C. it was acquired by the United States at the same time as the
asked by toe 
math
Please guys help me this question to get the answers. How many 1/3 are there in 2 1/2?
asked by kelvin 
Math
A student measures a rectangular room to be 20.0 m × 17.16 m. Which of the numbers below represents the room’s area with the correct number of significant features. 340 m2 343 m2 343.2 m2*** 343.20 m2
asked by HEEEELP 
Physics
A horse is harnessed to a sled having a mass of 231 kg, including supplies. The horse must exert a force exceeding 1250 N at an angle of 36.3° (above the horizontal) in order to get the sled moving. Treat the sled as a point particle. HINT  Use the
asked by Doug 
Texas History
Government in Mexican Texas Quiz U3 L10 2.Which important legislation did Erasmo Seguin help write? A.Treaty or Cordoba B.Constitution of 1824 C.The Bill of Rights D.Plan of Iguala My answer is B am I correct.
asked by Kandy Girl 
Physics
A block of mass 57.1 kg rests on a slope having an angle of elevation of 28.3°. If pushing downhill on the block with a force just exceeding 162 N and parallel to the slope is sufficient to cause the block to start moving, find the coefficient of static
asked by Doug 
science
Read the scenario and answer the following questions: a. How could the scenario have been prevented? b. How should the student respond in the scenario to minimize the harm? During an experiment, Carin carefully pours solution A from a test tube into a
asked by HEEEELP 
Physics
A dockworker loading crates on a ship finds that a 25kg crate, initially at rest on a horizontal surface, requires a 70N horizontal force to set it in motion. However, after the crate is in motion, a horizontal force of 54 N is required to keep it moving
asked by Doug 
Physics
Consider the figure below. www.webassign.net/sercp9/4p017alt.gif (a) Find the tension in each cable supporting the 688N cat burglar. (Assume the angle θ of the inclined cable is 38.0°.) inclined cable  ??? horizontal cable  ??? vertical cable  ???
asked by Doug 
Math
An aircraft pilot wishes to fly from an airfield to a point lying S20oE from the airfield. There is a wind blowing from N80oE at 45 km/h. The airspeed of the plane will be 550 km/h. (a) What direction should the pilot steer the plane (to whole degree)?
asked by Jerome 
Social Studies
1. Which region was home to the Sioux? (1 point) the Eastern woodlands of North America Southern Mexico and Central America the Pacific Northwest of North America the Central plains of North America.... 2. Which represents an Aztec adaptation to their
asked by pls check these quick 
Math Check
Estimating With Fractions and Mixed Numbers U4 L1 Connexus 7th grade Use benchmarks to estimate each sum or difference. 1.4/6 + 8/9 A.about 1 1/2 B.about 1 3/4 C.about 1 8/9 D.about 2 My answer is D 2. 17/183/7 A.about 1/4 B.about 1/2 C.about 0 D.about 1
asked by Kandy Girl 
Physics
How stress and strain relates to elastic deformation?
asked by Kaye 
Physics
What is the ultimate strength and how can it be determined?
asked by K 
algebra
Erika spent hr on her computer visiting the history channel and the discovery channel websites. She spent hr at the history channel website. How many hours did she spend at the discovery channel website?
asked by Anonymous 
algebra
9y + (9y) = 0 what property is this?
asked by Anonymous 
Calculus 3
Find an arc length parametrization of the circle in the plane z = 16 with radius 5 and center (5, 5, 16).
asked by EKM 
Calculus 3
Find a path that traces the circle in the plane y = −2 with radius r = 4 and center (−3,−2,−2) with constant speed 28.
asked by EKM 
Calculus 3
Find an arc length parametrization of r(t) = ⟨e^(t)sint, e^(t)cost, 8e^(t)⟩
asked by EKM 
history
What was the British Raj? the British government that controlled India until the end of World War II the British Parliament established by direct elections in India after World War I the military force established by Great Britain in India to ward off
asked by Bri 
Math
The odometer in Ms McCoy's car showed 5.433.44 miles write the number name and expanded form for this base ten numberal...
asked by Von vicks 
math
Given line segment AB on Line L, and a collinear point M, which must be true? a. M is on line L **** b. M is between A and B c. M is on line segment AB d. M is the midpoint of A and B
asked by Anonymous 
College Physics
In a crash test, a 2000kg van collides with a concrete support. The stopping time interval for the collision is 0.10 s, and the impulse exerted by the support on the van is 7.0×103N⋅s. A.) Determine the magnitude of the change in momentum. B.)Determine
asked by Natalie 
Calculus
Solve the integral: 5/x(x^24) dx I've done the partial fractions and found B and C, both equaling 5/8; and that's gonna give me 5/8 lnx^24. I just need help finding A
asked by Mike 
English
Hi, I need to draw a recent historical event to the events in Beowulf (or, a modern day event that is similar to AngloSaxon culture). I can't think of any specific ideas, please help? Thanks
asked by Max 
Math
A, B, C and D are four points on a line such that AB:AC = 7:10, and BD:CD = 9:2. If CD = 9 cm, what is the length, in cm, of AB? A) 49 B) 64 C) 54.25 D)73.25 E)70
asked by William