Monday
January 23, 2017

Posts by Anon

Total # Posts: 2,603

Social Studies
You work for President Lula's government. You are most likely to support A) tax cuts for corporations.**** B) privatization of industry C) redirection of oil wealth to provide social services. D) budget cuts to education and health care
January 22, 2017

Social Studies
My textbook? My textbook is online and it didn't say anything about Roman Catholicism.
January 22, 2017

Social Studies
Brazil's culture reflects what unique aspect of its colonial history? A) its Roman Catholic missionary roots B) its ties to the West African slave trade C) its rule and settlement by the Portuguese D) its peaceful blending of native and European peoples
January 22, 2017

Social Studies
Okay thank you!
January 21, 2017

Social Studies
Wealth disparity in Brazil results mostly from? A)unequal land distribution.**** B)insufficient arable land. C)lack of oil and mineral resources. D)emphasis on cash crop exports.
January 21, 2017

Physics
A very long uniform line of charge has charge per unit length 3.70 µC/m and lies along the x-axis. A second long uniform line of charge has charge -2.20 µC/m per unit length and is parallel to the x-axis at y = 0.400 m. What is the net electric field (magnitude and...
January 19, 2017

Geometry
The base of a right triangular prism is a right isosceles triangle whose equal sides measure 25 cm each. The volume of the prism is 0.075 cubic meters. Find the height of the prism
January 10, 2017

Social studies
Nope Unknown is 100% correct Mrs.Sue looks like the prankster XD
January 10, 2017

am I right ? or no?
Which equations represent exponential growth? Which equations represent exponential decay? Drag the choices into the boxes to complete the table. Exponential Growth: y=4000(1.0825)^t ,y=12,000(0.72)^t , y=8000(0.97)^t , Exponential Decay: y=1700(1.25)^t , y=240(1/2)^t , y=1.5(...
January 4, 2017

Algebra 1- Urgent
The price of products may increase due to inflation and decrease due to depreciation. Derek is studying the change in the price of two products, A and B, over time. The price f(x), in dollars, of product A after x years is represented by the function below: f(x) = 0.69(1.03)x ...
December 17, 2016

Algebra 1- Help please
Belinda wants to invest $1000. The table below shows the value of her investment under two different options for three different years: Number of years 1 2 3 Option 1 (amount in dollars) 1100 1210 1331 Option 2 (amount in dollars) 1100 1200 1300 Part A: What type of function, ...
December 17, 2016

Algebra 1 Please help
f(n) = 8(1.05)^n, sorry
December 17, 2016

Algebra 1 Please help
A scientist is studying the growth of a particular species of plant. He writes the following equation to show the height of the plant f(n), in cm, after n days: f(n) = 8(1.05)n Part A: When the scientist concluded his study, the height of the plant was approximately 11.26 cm. ...
December 17, 2016

calculus!
use the definition of derivative to find d/dx(1/(3-x))
December 16, 2016

Math
Statistical questions will have. A)Only one correct answer**** B)A variety of answers C)Fewer than three answers D)No answers
December 15, 2016

Algebra
Thank you.
December 15, 2016

Algebra
oh I just realized I put it on B not C sorry
December 15, 2016

Algebra
For the data in the table, does y vary directly with x? If it does, write an equation for the direct variation. 8|13 16|26 24|39 A:yes;y=5x B:yes;y=10x*** C:yes;y=1.625x D:no;y does not vary directly with x
December 15, 2016

Math
Thank you so much, Merry Christmas if you celebrate.
December 14, 2016

Math
Find the lower, upper and interquartile range 20,22,25,28,29,30,32,33,34 Math is not my best subject.
December 14, 2016

Health
Okay, thank you so much.
December 14, 2016

Health
I don't have a textbook.
December 14, 2016

Health
In some cultures, people choose not to eat any type of animal products. How might these people get the protein they need? A)fruits that have a pit-mangos, avocados, apricots, and peaches B)lots of green leafy vegetables**** C)nuts, dried beans, dries peas and lentils D)root ...
December 14, 2016

Calculus AB
The position function of a particle in rectilinear motion is given by s(t) = 2t^3 - 21t^2 + 60t + 3 for t ? 0. Find the position and acceleration of the particle at the instant when the particle reverses direction. Include units in your answer. So I've already gotten the ...
December 13, 2016

American Government
1. D 2. B 3. B
December 12, 2016

TX HIST
I have answers, I'm not sure if they are valid so I was trying to get a 2nd opinion. Thanks.
December 11, 2016

TX HIST
During the 20th century, what has happened to make TX more like the rest of the nation? On the other side of that question, what is truly distinctive about TX that will have a continuing influence on TX’s future?
December 11, 2016

TX HIST
For the borders, they were set from the Treaty of Guadalupe Hidalgo and the Compromise of 1850 right? I know its border followed the Rio Grande but I don't know much more
December 11, 2016

TX HIST
How did Lyndon Johnson alter southern politics? What was it about his being a Texan that influenced him in these actions? How were Texas’ borders created? What is the history of its distinctive shape?
December 11, 2016

TX HIST
Okay thank you!
December 11, 2016

TX HIST
For the first one, they were all racial cases correct? And they all favored that race?
December 11, 2016

TX HIST
I just need the answer to that question in a few sentences
December 11, 2016

TX HIST
Consider these three Supreme Court cases Smith v. Allwright (1944), Sweatt v. Painter (1950), Brown v. Board of Education (1954). What do they have in common, and how did Texans respond? In the 20th century, what were the most important events for Mexican-Americans and the ...
December 11, 2016

math
equation of a straight line perpendicular to x-axis passing through the point (3,-1)
December 10, 2016

Math
thanks
December 10, 2016

Algebra 1
Thank you! @Steve
December 9, 2016

Algebra 1
1.) Which best describes a system of equations that has no solution? •consistent, independent •inconsistent, dependent •consistent, dependent •inconsistent* ANSWER: D Please check my answer, thank you!
December 9, 2016

Math - Calculus
Find the area of the surface of revolution generated by revolving the curve y = 3 sqrt (x), 0 <= x <= 4, about the x-axis. Okay, so I've set up the integral like this: 2pi ?[0,4] (3 sqrt (x))(sqrt(1+(1/4x)))dx Which is coming out to 108.5, but that's not giving ...
December 8, 2016

Equations and Inqualities Help!!
I need the right answers to the lesson 14 7 A unit test equations and inqualities
December 8, 2016

backwards substitution
15x \equiv 20 (mod 88) 13=88-5*15 2=15-1*13 1=13-2*6 GCF is 1. Im trying to use backwards substitution and so far have 1=13-2*(15-1*13) but I dont understand what to do next, can anyone help?
December 7, 2016

Social Studies Pretest Lesson 1 Unit 7
B B C D C B B B A
December 7, 2016

math
if 7 times the 7th term of an A.P is equal to 11 times its eleventh term , what will be its 18th term?
December 7, 2016

CAL 3
Use the Divergence Theorem to calculate the surface integral S F · dS; that is, calculate the flux of F across S. F(x, y, z) = 3xy2i + xezj + z3k, S is the surface of the solid bounded by the cylinder y2 + z2 = 1 and the planes
December 6, 2016

Affine ciphers, modular inverse
So using the inverse of 17 modulo 26 I have -3(y-4)(mod 26) first am I correct? (I originally started with -3(y+22)(mod 26)) And im now trying to decipher a simple message. Which I will plug the numbers of the letters into the equation instead of y. Again am I doing this ...
December 6, 2016

CALC
Use the Divergence Theorem to calculate the surface integral S F · dS; that is, calculate the flux of F across S. F(x, y, z) = x^4i ? x^3z^2j + 4xy^2zk, S is the surface of the solid bounded by the cylinder x^2 + y^2 = 4 and the planes z = x + 6 and z = 0.
December 6, 2016

CALC
Use the Divergence Theorem to calculate the surface integral S F · dS; that is, calculate the flux of F across S. F(x, y, z) = x&2yi + xy^2j + 2xyzk, S is the surface of the tetrahedron bounded by the planes x = 0, y = 0, z = 0, and x + 3y + z = 3.
December 6, 2016

American Government
thx! 100% :)
December 6, 2016

Urgent!
A hospital nursery has 3 boys and some girls. A child was selected at random what is the probability that the child is a boy?
December 3, 2016

Math - Calculus
Nevermind, I got it: ?[0,1]2pi(x+1)(8-2x-6x^2)dx = 41pi/3
December 2, 2016

Math - Calculus
The region in the first quadrant bounded by y=6x^2 , 2x+y=8, and the y-axis is rotated about the line x=-1. The volume of the resulting solid is: Please help me set up the integral for this one, I'm not sure how to do it. I've tried ?[-4/3,1] pi (8-2x-1)^2-(6x^2-1)^2 ...
December 2, 2016

Calculus
Find the area of the region in the first quadrant between the curves y=x^8, and y=2x^2-x^4
December 2, 2016

English Help ASAP
@ reed , if you're not going to 'help' then don't come on here lol
December 1, 2016

Social Studies
"...I long to hear that you have declared an independency- and by the way in the new Code of Laws which I suppose it will be necessary for you to make I desire you would Remember of the Ladies, and be more generous and favorable to them than your ancestors...If particular...
December 1, 2016

Social Studies
minnie you are not right you got 1 right that is all the actual answers are as follows 1. D 2. A 3. A 4. D
December 1, 2016

Algebra
What is the algebraic expression for the following word phrase: the product of 4 and x. A: 4+x B: 4x C: 4-x D: 4/x I think it's A. Am I right?
December 1, 2016

Calculus
For which pair of functions f(x) and g(x) below will the lim(x->infinity) f(x)g(x)?0 a)f(x) = 10x + e^-x; g(x) = (1/5x) b)f(x) = x^2; g(x) = e^-4x c)f(x) = (Lnx)^3; g(x) = 1/x d)f(x) = ?x; g(x) = e^-x
November 30, 2016

Science physics
A ship is heading north at 15km/h in a tide moving at 6km/h westward. Determine the magnitude and direction of the resultant velocity of the ship.
November 30, 2016

Algebra 2
ht tp: //w ww. 17 28. org/ cub ic2. h tm *remove the spaces in between. I hope this will help you. It explains the actual process of factoring cubic equations.
November 28, 2016

American History
The federal government sets requirements that all public schools must follow, while state governments set standards listing what students need to learn. This is an example of what constitutional system? A. dual federalism B. cooperative federalism C. layered federalism D. ...
November 27, 2016

MATH
x = cost of 1kg flour y = cost of 1kg sugar 5x + 4y = $ 14.80 x = (14.80 - 4y)/5 3x/4 = 3y/5 (3/4)*[(14.80 - 4y)/5] = 3y/5 2.22 - 0.6y = 0.6y 1.2y = 2.22 y = $1.85 x = $1.48
November 27, 2016

Maths
Expand first the equation. Find the intercepts. Find the domain and range of the function. The intercepts will serve as the turning points. Since the leading coefficient (of x^3) is positive, the graph of f is up on the right and down on the left and hence the range of f is ...
November 27, 2016

Trigonometry
Try solving the problems first on your own and check if the answer you got is correct. tips: Simplify the form like sec(x)to 1/cos(x). if the problem is the arctan, arcsin, and the likes, try to convert the equation into something like this: x = arctan (cot(10pi/9)) tan(x) = ...
November 27, 2016

Trigonometry
x = arctan[cot(10pi/9)] = arctan[1/tan(10pi/9) = arctan[1/tan((9+1)pi/9)] = arctan{1/tan([(9/9)+(1/9)]pi)} = arctan[1/tan(pi/9)] tan(x)-1/tan(pi/9)=0 [tan(pi/2)*tan(x)-1]/tan(pi/2)=0 tan(pi/2)*tan(x)-1=0 Express in sin and cos. Use identities also. (lol, go solve the details. ...
November 27, 2016

Physics
Thanks. :D
November 27, 2016

Physics
Block A, with a mass of 10 kg, rests on a 36.9° incline. It is attached to a string that is parallel to the incline and passes over a massless, frictionless pulley at the top. Block B, also with a mass of 10 kg, is attached to the dangling end of the string. The two blocks...
November 27, 2016

Socials Studies
What are the major changes?
November 27, 2016

math
length of each side of rhombus: a = sqrt[(AD)^2 + (BD)^2] / 2 Solve. a = 5 cm
November 27, 2016

MATHS
The question is an example of uniform circular motion -> circle. kph to mpm (meters per minute): 72kph -> 1200 m/min cm to m: 84 cm -> 0.84m circumference of the wheel = pi. diameter = 3.14 * 0.84m = 2.6376m length of 1 revolution = circumference = 2.6376m in 11 min: ...
November 27, 2016

MATHS
Circle.
November 27, 2016

maths
No one likes those subjects. They are all lying. (Just kidding!) English: 40*(3/8) = 15 students out of 40 likes it. Math: 40*(2/5) = 16 students out of 40 likes it. Science: 40*(3/4) = 30 students out of 40 likes it.
November 27, 2016

math
Speed formula: s = d/t distance (d) varies directly as speed (s): d is proportional to speed. d is also proportional to time (t).
November 27, 2016

English
For conformity and order.
November 27, 2016

math
SA = 6*a^2 = 6*(1)^2 = 6cm^2 the question just confuses you.
November 27, 2016

physics
F = m*a a = F/m F1 = m1*(12) F2 = m2*(3.3) F1 = F2 m1*(12) = m2*(3.3) m1 = m2*(3.3/12) 1. m = m1-m2 a = F/(m1-m2) a = F/[(m2*(3.3/12)-m2] a = (m2*3.3)/[(-29/40)*m2] a = -132/29 m/s^2 (<-- goes to negative direction) *if m = m2-m1, a = 132/29 m/s^2 2. m = m1+m2 a = F/[(m2*(3...
November 27, 2016

Chemistry
I don't get the part where you got the .00509 mol HCl. This is how I solved it. Ba(OH)2 + 2HCl ===> BaCl2 + 2H2O Note: M (molarity) = moles of solute / liters of solution m (molality) = moles of solute / kg of solvent 24.81 ml --> 0.02481 L Tip: to make ur life ...
November 26, 2016

American Government
When Alabama's governor refused to end the policy of segregation in public universities, he invoked which common argument for separation of powers under federalism? A.states' rights B.checks and balances C.direct initiative D.bicameral legislation I think the answer is...
November 26, 2016

American Government
A woman is asked to serve on a jury. Instead of hearing two sides of the case, she only hears from the prosecutors, who ask the jury to decide whether they think someone is probably guilty. The state will only arrest the person and hold a formal trial if the jury feels it ...
November 26, 2016

Social Studies
Describe the Texans’ actions—how Texas came to exist. (America - Mexico war)
November 25, 2016

Calculus
Find the biggest value of c that satisfy the Mean Value Theorem for integrals for f(x)= 1/(x+1)^6 on the interval [0,7]
November 23, 2016

math-IS MY ANSWER RIGHT?
I got 261 PI
November 23, 2016

math-IS MY ANSWER RIGHT?
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...
November 23, 2016

Math
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...
November 23, 2016

Calc 3
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...
November 23, 2016

Calculus
Use Stokes' Theorem to evaluate C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = yzi + 9xzj + exyk, C is the circle x2 + y2 = 1, z = 3.
November 23, 2016

Calculus
I'm very confused on this?
November 23, 2016

Calculus
A particle moves along line segments from the origin to the points (3, 0, 0), (3, 3, 1), (0, 3, 1), and back to the origin under the influence of the force field F(x, y, z) = z2i + 2xyj + 3y2k. Find the work done.
November 23, 2016

Calc
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = xy i + yz j + zx k S is the part of the paraboloid z = ...
November 23, 2016

Calc
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = y i ? x j + z2 k S is the helicoid (with upward ...
November 23, 2016

Calc
Evaluate the surface integral S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of F across S. For closed surfaces, use the positive (outward) orientation. F(x, y, z) = x i + y j + z4 k S is the part of the cone z = sqrt(x2...
November 23, 2016

Calc
Use Stokes' Theorem to evaluate C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = xyi + 5zj + 7yk, C is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 9.
November 23, 2016

Calculus
The radius of a conical tank is 2.7 meters and the height of the tank is 4.3 meters. Water is flowing into the tank at a constant rate of 59.5 m3/minute. At the instant the the depth of the water is 0.6 meters, answer the following: (A) At what rate is the depth of the water ...
November 23, 2016

Math
Use Stokes' Theorem to evaluate C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = xyi + 5zj + 7yk, C is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 9.
November 22, 2016

Math
Use Stokes' Theorem to evaluate S curl F · dS. F(x, y, z) = x2z2i + y2z2j + xyzk, S is the part of the paraboloid z = x2 + y2 that lies inside the cylinder x2 + y2 = 25, oriented upward.
November 22, 2016

american goverment check answers
thanks anonymous! 10/10 100% :)
November 21, 2016

Calc III
Find the absolute maximum of the function f(x,y) = x^2 + 4y on the set of points (x,y) that satisfy x^2 + y^2 < or = to 25. I understand that you have to check the endpoints and find critical points, but I cannot solve this. Thank you.
November 20, 2016

history
yup answers are correct according to -_-, 5 is just D btw
November 18, 2016

Math
I think they want me to take the square root of 25 (which is 5) and add -9 which becomes -4. So is -4 a whole number, integer, radical? I know it isn't irrational
November 18, 2016

Math
I said the answer as is. They want to know what type of number you get when you add the square root of 25 and -9. sorry I don't understand this stuff
November 18, 2016

Math
Answers: Whole Number Irrational Number Integer Radical
November 18, 2016

Math
I don't understand :(
November 18, 2016

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