Posts by Jim
Total # Posts: 1,692

AP Calculus
2) Given the table below for selected values of f(x), use 6 trapezoids to estimate the value of (10)?(1) f(x)dx x 1 3 4 6 7 9 10 f(x) 4 8 6 10 10 12 16 
Math
If I can buy 2 packages of raspberry for $6.00, then how many Can I buy for $48.00? 
Orbital mechanics
What is the approximate Delta V to take a body from an apogee of 43,000km to 66,000km. Assume a separated mass of 4850 kg. 
Calculus
The function f is continuous on the interval [3, 13] with selected values of x and f(x) given in the table below. Use the data in the table to approximate f '(3.5) x 3 4 7 10 13 f(x) 2 8 10 12 22 
math
help fast Find the area of a parallelogram with base b and height h. b = 87 cm h = 18.6 cm 
Math Statistics
Lottery: I buy one of 250 raffle tickets for $5. The sponsors then randomly select 1 grand prize worth $250, 2 second prizes worth $100 each, and 3 third prizes worth $50 each. Below is the discrete probability distribution for this raffle. Prize P(x) Grand 1/250 Second 2/250 ... 
math
which numbers have the same absolute value? choose all that apply. a. 9 b. 6 c. 4 d. 6 
Science
How to draw spectral curve for an analogous or triadic theme? Using adobe colour cc website Thank you 
Probability and Statistics
In a population where 85% prefer Candidate A, an organization conducts a poll of 19 voters. Find the probability that 17 of the 19 voters will prefer Candidate A. 
Probability and Statistics
A high school baseball player has a 0.193 batting average. In one game, he gets 7 at bats. What is the probability he will get at least 2 hits in the game? 
Probability and Statistics
If a seed is planted, it has a 95% chance of growing into a healthy plant. If 6 seeds are planted, what is the probability that exactly 4 don't grow? 
Probability and Statistics
According to Masterfoods, the company that manufactures M&M’s, 12% of peanut M&M’s are brown, 15% are yellow, 12% are red, 23% are blue, 23% are orange and 15% are green. You randomly select peanut M&M’s from an extralarge bag looking for an orange candy. (... 
physics
thanks 
physics
A stone with a mass of 1.0 kg is tied to the end of a light string which keeps it moving in a circle with a constant speed of 4.0 m/s on a perfectly smooth horizontal tabletop. The radius of the path is 0.60 m. How much work does the tension in the string do on the stone as it... 
Physics
a pendulumdriven clock gains 5.00 s/day, what fractional change in pendulum length must be made for it to keep perfect time? 
History
It's not D. 
Physics
a pendulumdriven clock gains 5.00 s/day, what fractional change in pendulum length must be made for it to keep perfect time? 
world history
d 
world history
Which power did farmers, merchants, and artisans eventually gain in the roman republic? A. The ability to elect officials who could veto laws harmful to plebeians B. The ability to select patrician consuls C. The right to help Etruscan authorities in governing Rome D. The ... 
U,S, History (please help)
Ms.sue really sucks 
algebra
equivalent expression o f 10/13 
math
if one inch= 20 feet how many feet is 1/16"? 
Matht
Translate this sentence into an equation. The product of 7 and diego'so savings is 112. Use d to represent diego'so savings 
Math
Well, there is 4 possible outcomes: HH,HT,TH,TT. So probability of getting HT is 1/4. 
Math
No.The probability is always half.Its just luck that she got 5 in a row.After 5 times the probability will be same.Chance of tail will not be increased. 
math
c 
Chemistry
The human body “burns” glucose (C6H12O6) for energy. a. Write a balanced chemical reaction for the complete combustion of glucose to CO2(g) and H2O(l) such that the stoichiometric coefficient for glucose is 1. b. When 1.00 g of glucose are completely burned at 298.15... 
Chemistry
Calculate Delta hf for C2H2(g) + O2(g) > CO2(g) + H2O(g) SO2 (g) + O2(g) > SO3(g) Fe2O3(s) + Al(s)(g) > Fe(s) + Al2O3 (s) 
Chemistry
Calculate the Delta Hf of the OH ion given that the Delta Hf (H2O) = 285.8 kJ mol1. 
Algebra
Im very confused about this one too, can someone help? 
ss
THERE ARE NO QUESTION BELOW! 
ss
How did Muslim Turks influence Turkey's development? Do not copy and paste anything, its not helpful. 
geometry
the interior angle measures of a triangle are in 3:8:9 what is the measure of this triangles largest interior angle 
American Government
Are those correct? 
Please help. maths
For each of the threedigit numbers with no digits zero, the difference between the number itself and the product of its digits is calculated. The largest such difference is A. 110 B. 270 C. 902 D. 910 E. 927 
Math
The perimeter of the area to be fenced is 1760ft. Estimate the number of wooden fence posts needed if the posts are placed 8.625ft apart 
Math
The square root of twice a number is equal to onethird of that number. Find the number. 
Math
Thank you 
Math
The square root of twice a number is equal to onehalf of that number. Find the number. 
Maths
A box contains different coloured counters, with P(purple)= 10%, P(yellow)= 2/3 and P(orange) 1/7. a. Is it possible to obtain a colour other than purple, yellow or orange? b. What is the minimum number of counters in the box c. If the box cannot fit more than 1000 counters, ... 
Maths
A spinner numbered 1 to 50 is spun twice. Find the probability that the total from the two spins is: a. 51 b.55 
Maths
Two cars travel towards each other on a 400 km stretch of road. One car travels 90 km/h and the other at 70 km/h. How long does it take before they pass each other 
math
To maximise profit, the company should sell as many children’s tickets as possible. Of the 300 available seats, determine how many should be allocated to children if there is a maximum of 4 children per adult. 
Math
1999 
Physics
A straight horizontal rope is towing a 5.52 kg toboggan across frictionless ice. A 2.76 kg radio is on top of the toboggan with a coefficient of static friction of 1.50 between the toboggan and radio. In order to prevent the radio from slipping, what is the largest force of ... 
Math
What 5 digits are in the ones place of even numbers? 
Math
how much candy that is worth $5 per pound must be mixed with 60 lb that is worth 4$ per pound to get a special Christmas mixture to sell for $4.40 per pound? 
English
Type of sentence: To keep your files in order, the filing rules must be learned. (A) Properly constructed (B) Lacks parallel parts (C) Dangler (D) Misplaced part. I believe it to be (A)? 
Physics
You push a skateboard so that it rolls down the road at a speed of 0.600 m/s. You run after the skateboard at a speed of 3.50 m/s and while still behind the skateboard you jump off the ground at an angle of 22.0° above the horizontal hoping to land on the skateboard. How ... 
Science Chemistry
A saturated solution of kcl is prepared at 25degree celsius. What would happen if temperature is cooled to 10degree celcius? 
Government
Reed is 100%. Just took it and got 10/10. Thanks Reed 
Algebra 1
8.86 
math
The base (WX) of an isosceles triangle (SWX) is also the side of a square (WXYZ) in which the triangle is inscribed. The altitude from SX, at point V and making 90 degrees with SX, meets W, forming triangle SVW. What is the ratio of triangle SVW to the square WXYZ? 
math
your report card comes out on the day the 8millionth second passes in the new (nonleap) year. what day is that? 
Analytic geometry
Find the equation of the set of all points P(x,y) that is equidistant from (3,0) and (3,5). 
Math
Your answer is wrong...bad influence 
SPSS
Create standardized scores for all scale variables (price through alcohol). Which beverages have positive standardized scores on every variable? What does this mean? 
Geometry
ht tp://prnt scr.c om/bhe 6km Delete all the spaces in the link The link is the diagram needed to solve this question Please Help, Thanks 
History
Explain the impact of the Balfour Declaration on the Middle East. Explain the impact of the Japanese attack on Pearl Harbor. 
social studies
Are those for the Australia in the pacific unit test? 
History
B 
7th Math
Anser 22 
math
93÷1/3+1= 9(3÷1/3)+1= 3 divided by 1/3 is 1. 9(1)+1= PEMDAS 1+1=2 92=7. The correct answer is 7. 
math
The farmer sells a 41.9915tonne load to a buyer who takes a single scoop of tomatoes from a random spot in the load. If the sample has approximately 300 tomatoes and 92% are acceptable, how much is the load worth? Tomatoes sell for $94.40 per tonne. 
algebra, how to do fractions?
Search on Google: pointslope form calculator 
Prob
What is minimum sample needed if you know the SD is 22.36 and an accuracy of 3.06 and you want a confidence level of 90% 
Life orientation
Evaluate the physical,social and economic consequences of this crime to the offender.how did this corruption and fraud impact negatively in the country 
algebra
Select the first five terms in the geometric sequence an=(3)n−1, starting with n=1 
sequence
Select the first five terms in the arithmetic sequence an = 4n, starting with n = 
ethics
I have no idea about your cat but the answer is b reason and rationality. 
English
Observe the main ideas on a book chapter and support that main idea with relevant sentences. Try to understand the meaning of the book chapter and make a summary. This can help you to develop your paragraph response. 
math
Find the dimensions of an open topped box that can be made from 3600 cm^2 of cardboard, if the length of the base is three times as long as its width. What is the maximum volume? 
Math
A recipe ask for 2/3cup of water and they want to triple the recipe. How do I show the work. What is the first step to get the answer. 
life orientation
Magatsela 
Calculus
limit of (x*(y1)^2*cosx)/(x^2+2(y1)^2) as (x,y)>(0,1). By evaluating along different paths this limit often goes to 0. This does not necessarily imply that it exists. So how would i prove that it exists. Can someone please show me how i can prove using delta  epsilon ... 
History (one more question)
I did read but no luck. 
History (one more question)
Please Help. Any information would be great. 
History (one more question)
Did anyone oppose or try to prevent this event (may be within the nation or another government opposing the event)? 
History
so yes, the young turks did supported? 
History
The Young Turks supported the Armenian Genocide event? on 1914  1918 
History help
ok, no problem. 
History help
Did anyone oppose or try to prevent this event (may be within the nation or another government opposing the event)? What did the opposition do to prevent/stop the event? 
History help
Armenian Genocide 
History help
Ottoman Empire and from the year 1914 to 1918 
History help
Who supported or helped to carry out the government orders? was it the Young Turks? 
math
A 10 kilometer race is about 6.2 miles long. Teresa completes the race in 58 minutes. What is her average time per mile? Give your answer in minutes and seconds. 
Math
This is a 4th grade problem. This is all the information on the homework question. 
physics
At 20°C, a brass cube has an edge length of 34 cm. What is the increase in the cube's surface area when it is heated from 20°C to 67°C? 
physics
At 20°C, a brass cube has an edge length of 34 cm. What is the increase in the cube's surface area when it is heated from 20°C to 67°C? 
Statistics
Imagine you're a researcher and you need to perform a onesided test of an alternative hypothesis. You decide to conduct a significance test at the .05 level. Which of the following ranges of zscores would make the test statistic significant at .05 (onetail) but not at .... 
college algebra
Rectangle garden using a wall as one side of the perimeter. What are the dimensions if we have 16ft of fencing and an area of 30sqft. To be clear, you are only using the fencing for 3 sides of the garden. 
geometry
A hemisphere tank is filled with water and has a diameter of ten feet. If the water weighs 62.4 pounds per cubic foot, what is the total weight of water in a full tank? 
Statistics
The following is a histogram (right skewed) of the first ten terms of a geometric distribution with p = .4. The mean of this distribution is 2.5 and the standard deviation is approximately 1.93. What's the shape of the distribution of sample means for simple random samples... 
NVM, I understand now. Thanks though.
NVM, I understand now. Thanks though. 
Algebra
Question: order the group of quadratic functions from widest to narrowest graph. 
Algebra
Question: order the group of quadratic functions from widest to narrowest graph. 
Can someone please check? Thanks!
Can someone please check? Thanks! 
Algebra
y=5x^2,y=x^2,y=4x^2 a) y=x^2, y=5x^2, y=4x^2 b) y=x^2, y=4x^2, y=5x^2 c) y=5x^2, y=4x^2, y=x^2 d) y=4x^2, y=x^2, y=5x^2 <<My answer 
social studies (again)
I'm reading over and over, I just don't seem to find the answer. Any hits? Thanks! 
social studies (@REED)
@Reed Yes, I have I just don't understand.