Total # Posts: 1,284
I need help, I'm stuck...what is the correct answe
What exactly is your question?
October 24, 2016
Find center of mass of the lamina that occupies the region D and has the given density function ρ. D is the triangular region with vertices (0, 0), (2, 1), (0, 3); ρ(x, y) = 5(x + y) mass=30 Find center of mass
October 20, 2016
Gooogness to fit L1. L2. L3 18. .20. 19.2 12. .10. 9.6 14. .15. 14.4 16. .15. 14.4 21. .20. 19.2 15. .20. 19.2 Tie ti 84 X2=1.95. P=X2cdf(195,E99,5)= .8567 is right But I keep get for p.8560 I'm not understanding where I'm going wrong Thank u
October 14, 2016
1. Which two square roots are used to estimate square root 8? A. 2 and 3 B. 3 and 4 C. 4 and 9 D. 9 and 16 2. Which two square roots are used to estimate square root 42? A. 25 and 36 B. 36 and 49 C. 49 and 64 D. 25 and 64 My answers: 1. B 2. B. Am I right?
October 11, 2016
which is the best paraphrase of these lines from "January"? Fat Snowy Footsteps Track the floor, A)Thick, snowy footprints show where animals walked B)Thick, snowy outlines of feet mark the floor ****** C)Large snow boots lie on the floor of the house D)A fat, snowy ...
October 10, 2016
Please check all of my answers and tell me if they are right. 1. What is the simplified form of the following expression? 7m^2 + 6.5n 4n + 2.5m^2 n (1 point) A. 9.5m^2 + 1.5n*** B. 4.5m^2 + 1.5n C. 1.5m^2 4.2n D. 9...
October 9, 2016
An airplane touches down at a speed of 55.0 m/s on a runway that is 600 m long. The plane can decelerate at a uniform rate of 2.50 m/s^2. Will the plane be able to stop before the end of the runway?
October 4, 2016
According to the equation a=bc what type of relationship (direct or inverse) exerts between the quantities A and C? Draw a qualitive graph to describe the relation between A and C. Assumeing B is constante.
October 2, 2016
A Ferris wheel with a diameter of 37 meters rotates at a rate of 4 minutes per revolution. Riders board the Ferris wheel 4 meters above the ground at the bottom of the wheel. A couple boards the Ferris wheel and the ride starts. Write a formula for the height of the couple t ...
September 28, 2016
Write an equation for a function at has a graph with the given characteristics. the shape of y=|x| is reflected across the y-axis. this graph is then vertically stretched by a factor of 1.5. Finally, the graph is shifted 4 units downward.
September 22, 2016
1: how does someone become a member of the supreme court?(1 point) > by popular election and senate approval*** >by judicial appointment and presidential approval >by presidential appointment and senate approval >by senatorial appointment and judicial approval 2: ...
September 20, 2016
An athlete performing a long jump leaves the ground at a 27.1 ∘ angle and lands 7.73 m away. 1). What was the takeoff speed? Express your answer using three significant figures and include the appropriate units. 2).If this speed were increased by just 3.0%, how much ...
September 16, 2016
Suppose that you have three different length of linking cubes as shows below assume that you have as many of these length as you need but you may not take them apart. Can you make each length below using only one clout if it is possible, show more than one way.
September 13, 2016
Two planes left the same airport traveling in opposite directions. The first plane left the airport at 2 P.M. traveling at an average rate of 500 mph. The second plane left the airport at 4 P.M. traveling at an average rate of 550 mph. When will the planes be 3100 miles apart?
September 7, 2016
"Phoebe turned to me with a puzzled expression on her face. I think that she was surprised at what she said but I new exactly why she lied. It was easier sometimes. " Which type of conflict best characterizes the events in the passage? ^^ -character vs. self (my ...
June 8, 2016
HELP PLZ!!!!!! On Friday nights the local diner serves three main entrées, each with a choice of vegetable. The entrées are beef, chicken, and fish. The vegetables are spinach, broccoli, and carrots. How many possible dinners (entrée and vegetable ...
June 3, 2016
Suppose you have a wallet with $5 bills, $10 bills, and $20 bills. If the probability of picking a $20 bill is 4/15, and the probability of piciing a $5 bill is 1/3, ehat is the probability of picking a $20 bill? a. 1/15 b. 1/5 c. 4/15 d. 2/5 **
May 19, 2016
The scale has 4 bananas on it. Each banana weighs the same amount. If Molly wants to buy a total of 5 pounds of bananas, how many more bananas does she need to add to the scale? Each banana weighs 2 pounds
May 17, 2016
Ben is to invest $13 000 for 3 years at 8% p.a with interest paid annually. Find the amount of interest earned by calculating the simple interest for each year separately. I know how to solve this using the normal method, but i don't know how to do it by calculating the ...
May 9, 2016
parallel means they have the same gradient. 4 does not equal 1/4, so it isn't parallel. perpendicular means the two gradients multiplied must equal -1. 4*1/4=1 so it isn't perpendicular. these two points have a point of intersection, meaning the lines touch each other ...
May 8, 2016
these lines of dialogue from the dairy of anne frank, act 1 reveal a lot about anne's character. In the paragraph , explain at least two things that you find out about anne's personality from her words.
May 4, 2016
Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 6, Q1 at 7.5, median at 8, Q3 at 23, max at 32.5 The mean, because the data distribution is symmetrical The median, because the data distribution is symmetrical The...
May 1, 2016
1. which is an event of the progressive era enacted by the local government in South Carolina? a. the first grange chapter was established for farmers b. the grandfather clause gave poor whites the right to vote c. blacks were disfranchises through a poll tax d. a law ...
April 28, 2016
an aircraft flew 2 hours with the wind. the return trip took 3 hours against the wind. if the speed of the plane in still air is 140 miles per hour more than the speed of the wind, find the wind speed and the speed of the plane in still air
April 26, 2016
Dakhart and Stamford host reunions for? War veterans Descenddants of their first families local fraternities and sonorities cow hands who once worked in the area I think Its A am I right?
April 25, 2016
Three main causes of human induced climate change include the following... A. Greenhouse gases, solar output, and deforestation B. Land use changes, greenhouse gases, and the Milankovitch cycles C. Aerosols, greenhouse gases, and solar output D. Aerosols, greenhouse gases, and...
April 20, 2016
triangle abc is reflected over the y-axis. What are the coordinates of the reflected triangle? Describe in words what happens to the x-coordinates and y-coordinates of the original triangle's vertices as a result of this reflection? A = 1,3 B = 4,5 C = 3,1
April 18, 2016
religion. His idea meant that God hadn't created us individually and for a purpose but that species were made that way due to survival of the fittest. Only the animals with the suitable characteristics survive.
April 17, 2016
Organ pipe A, with both ends open, has a fundamental frequency of 225 Hz. The third harmonic of organ pipe B, with one end open, has the same frequency as the second harmonic of pipe A. How long are
April 14, 2016
the 64 people who answered "yes" to a question, 6 were male. Of the 70 people that answered "no" to the question, 8 were male. If one person is selected at random from the group, what is the probability that the person answered "yes" or was male?
April 11, 2016
Career res & desc
Can someone please help me with this?!? Stella believes that it is important to be able to stay home with her children when they are sick or have a day off school. For Stella, spending time with her children is: A)An intrinsic career value. B)An extrinsic career value. C)A ...
April 4, 2016
What was the main reason women wanted to be active in early reform movements? A)Women believed it was their civic duty to improve society. B)Being active in reform groups was a social outlet for many women. C)Women wanted to gain the right to vote by being involved politically...
March 29, 2016