# Questions Asked onJuly 29, 2015

1. ## calc

Let F of x equals the integral from 1 to 3 times x of the natural logarithm of t squared. Use your calculator to find F″(1).

2. ## Science

Consider a car moving along a straight horizontal road with a speed of 72km/h.If the coefficient of static friction between the tyres and the road is 0.5,the shortest distance in which the car can be stopped is(taking g=10m/s^2) (a)30m (b)40m (c)72m (d)20m

3. ## Calculus - Rate of Change

Can someone explain how to solve this problem? Sand is being dumped on a conveyor belt onto a pile in such a way that the pile forms in the shape of a cone whose radius is always equal to its height. Assuming that the sand is being dumped at a rate of 10

4. ## Chemistry

The formula for magnesium carbonate is MgCO3. What is the charge of the cation in Ag2CO3? Would it be +1 or +2 because there are two of Ag?

5. ## rd. math

Pl find out hcf using division method 180,252,576

6. ## maths

'A ship sales for 60km on bearing 040 degrees.How far east of it is the starting point?'

7. ## Potlake sec.school'Life orientation

Five interview questions tobe used to evaluate the understanding of a service delivery protest by learners

8. ## Living Waters private school

Can I choose Human resource or safety officer when am doing maths literacy, economic,business and tourism

9. ## physics

two charges, -16uC and +4uC, are separated by three meters. a) Where along the line through the charges is the electric field zero? b) What is the force on a 14uC charge place there? uC = microCoulombs for a), would it be 16+ -4? Thank you!

10. ## physics

A meter stick is found to balance at the 47.3cm mark when placed on a fulcrum. When a 45.7g mass is attached at the 10.5cm mark, the fulcrum must be moved to the 38.5cm mark for balance. What is the mass of the meter stick?

11. ## science

The potential difference measured across a coil is 20 V when a direct current of 2 A is passed through it. With an alternating current of 2 A at 40 Hz, the p.d. across the coil is 140 V. If the coil is connected to a 230 V, 50 Hz supply, calculate: (a) the

12. ## mayville secondary school

Why traditional african marriage is an advantage for men only not for women

13. ## Calculus

An airplane is heading at a bearing of N23°E at a speed of 700 km/hr, but there is a wind blowing from the west at 60 km/hr. If the plane does not make any correction, what will be the bearing of the plane? What is its speed relative to the ground (ground

14. ## College Algebra

A radioactive substance decays in such a way that the amount of mass remaining after t days is given by the function m(t) = 9e−0.012t where m(t) is measured in kilograms. (a) Find the mass at time t = 0.

15. ## English four

Identify the gerund phrase and identify the noun function of the gerund. Brett earn his income by repairing cars

16. ## College Algebra

Use a calculator to evaluate the function at the indicated values. Round your answers to three decimals. g(x) =(2/3)^x-1 g(1.5)= g(square root of 3)= g(2pie)= g(-4/5)

17. ## Science

{1}Discuss the parts of typical alimentary canal of multicellular organisms. {2}State the action of following enzyme in the process of digestion (a)Salivary amylase (b)Pepsin (c)Pancreatic enzyme (d)Trypsin (e)Lipase

18. ## maths

Everyday there is at least 2 special dishes in a restaurant. If burger is in the menu on every sixth day and pizza is served every eighth day and both pizza and burgers are on today’s menu, how many days will it be that they are both on the menu again?

19. ## math

Carlos joins a DVD club.The membership cost\$49 per year. Each DVD cost\$4. supose carlos buys 28DVDs this year . How much money will he make?

20. ## computer

What is branching statement? Explain with the help of flow chart.

21. ## calculus

what is the interval notation for solution set of the inequality x^2+16x is less than or equal to 0

22. ## trig

The hypotenuse of a right triangle has length 8. The area of the triangle is also 8 units squared. What is the perimeter of the triangle?

23. ## physics

Thank you Henry for helping me with my physics problem about the angle etc and the golf ball on 7/28.

24. ## Math

Drew is twice as old as his sister joy.The quotient of their ages five years ago is seven less than Joy's present age. Find out how old they are at present.

25. ## Maths,history,andriculture,life science

What my career if i'm doing this subject maths,life scienc,history,agriculture

26. ## science

How are moon observations from space different from moon observations made on Earth? I think there is no deifference.

27. ## math

Tangent are drawn to the circle x2 y2=12 at the points where it is met by the circle x2 y2-5x 3y-2=0

28. ## maths

plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u

29. ## programing in c

What is branching statement ? Explain with the help of flow chart.

30. ## Maths

Noors knows that David, Adam, Jane and Luisa are brothers and sisters. However, she does not know the order in which they were born. There are 24 different combinations of their birth order. How many more different combinations would there be if there were

31. ## math

Jo needs to know which of the following cannot be a prime number whenever p is a prime number greater than 2001. A. p-2 B. p+2 C. p+999 D. p+9990

32. ## Math

1) Each side of a triangle is a different length. One side is 6, one side is more than 6, and one side is less than 6. The perimeter of the triangle could not be... a.13 b.18 c.22 d.24 2)Which of the following could not be the measures of two of the three

33. ## maths

A garden shed is 6m long and 4m wide. A path 1.5 m wide and 10 cm deep is going to be made around the shed. What is the volume of concrete needed to lay the path?

34. ## College Algebra

Use the Laws of Logarithms to expand the expression. loga(x^5/yz^6) Can anybody help me step by step pleassse?

35. ## College Algebra

Use the Laws of Logarithms to combine the expression. 1/5log(x + 3)^5 +1/3 [log x^6 − log(x^2 − x − 12)^3]

36. ## College Algebra

Use the definition of the logarithmic function to find x. (a) ln x = 6 x = (b) ln e^2 = x x = can someone explain to me how to do this?

37. ## mohlakeng primary school

explain the scientific interpretation of the fossils found in the crandle of humankind

38. ## Math

Mr Lee spent 1/12 of his money on a.belt and 1/4 of it on books. He had \$240 left. How much did he spend on the books?

39. ## physics

A 100 kg trunk loaded with old books is to be slid across a floor by a young woman who exerts a force 300 N down and forward at 30° with the horizontal. If µs = 0.5 and µk = 0.5, compute the resulting acceleration.

40. ## Data management

A card is drawn from a shuffled deck of 52 cards. What's th probability that the card is a spade or a face card?

41. ## accounting

What entry in account journalizing this would be: Mr. W made a additional payment of 2k by issuing a 60 day note. Thank you!

42. ## programing in c

Jump in loops

43. ## math

Eric is planning a 7-day resort vacation. He will play golf on four mornings. He also wants to play tennis but can only play tennis on days he does not play croquet. He will play croquet on any day immediately following a day that he plays golf. What is

44. ## math

The teacher of a mathematics class has written up the final exam, but wants the questions to be random for each student. There are 28 students in the class, and the test has 100 questions. Each question has four possible answers. a. After reading carefully

45. ## Easy Math??

The stock that Mr. Ames bought cost him \$80 a share. The par value of the stock is \$100. If the stock pays \$6 a year in dividends, what rate of interest is Mr. Ames getting on his money? A.16 2/3% B.7 1/2% C.3% D.6% E.None of the above Personally, what

46. ## Criminal Justice

Hello, I have been looking for data on how many minorities are executed in Texas, but I cannot find a reliable source with the data broken down by groups. I have found sources given me the total but not broken down by race. I have tried government cites

47. ## math algebra

Jo needs to know which of the following cannot be a prime number whenever p is a prime number greater than 2001. A. p-2 B. p+2 C. p+999 D. p+9990 Im stuck

48. ## Math

How would you simplify this equation?? ((1/x)-(1/y))/(y^2-x^2)

49. ## Algebra II

Can you please let me know which property this is? If h = 7 + 8 and 7 + 8 = 15, then h = 15 I believe it is the transitive property of equality Thank you!

50. ## Solving Geometry Formulas

If the perimeter of a rectangle is 48 ft. and the width is 9 ft., what is the length of the rectangle?

51. ## Geometry

A square football field 3 mi. wide.

52. ## computer

Jump in loops

53. ## computer

write a c programs to find the trace of a given matrix.

54. ## programing in c

write a c programs to find the trace of a given matrix.

55. ## operating system

Define process. Explain state of process concept and PCB.

57. ## operating system

Shell key word

58. ## digital circuits & systems

Floating point representaction.

59. ## digital circuits & systems

Explain the method of constructing karnaugh maps.

60. ## digital circuits & systems

What do you mean by logic gates? Explain different types of logic gates.