Questions Asked on
July 29, 2015

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).
asked by Anonymous 
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
asked by Diwije 
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
asked by Fred 
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?
asked by Angel 
rd. math
Pl find out hcf using division method 180,252,576
asked by Raj 
maths
'A ship sales for 60km on bearing 040 degrees.How far east of it is the starting point?'
asked by rajini 
Potlake sec.school'Life orientation
Five interview questions tobe used to evaluate the understanding of a service delivery protest by learners
asked by Mmasello 
Living Waters private school
Can I choose Human resource or safety officer when am doing maths literacy, economic,business and tourism
asked by Angel 
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!
asked by Lola 
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?
asked by Mishaal 
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
asked by mpho 
mayville secondary school
Why traditional african marriage is an advantage for men only not for women
asked by sthembile 
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
asked by Alexa 
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.
asked by Melany 
English four
Identify the gerund phrase and identify the noun function of the gerund. Brett earn his income by repairing cars
asked by Danielle 
College Algebra
Use a calculator to evaluate the function at the indicated values. Round your answers to three decimals. g(x) =(2/3)^x1 g(1.5)= g(square root of 3)= g(2pie)= g(4/5)
asked by Melany 
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
asked by Diwije 
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?
asked by manindra 
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?
asked by kayla 
computer
What is branching statement? Explain with the help of flow chart.
asked by nakul 
calculus
what is the interval notation for solution set of the inequality x^2+16x is less than or equal to 0
asked by Hazel 
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?
asked by Alexa 
physics
Thank you Henry for helping me with my physics problem about the angle etc and the golf ball on 7/28.
asked by Doug 
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.
asked by Alex 
Maths,history,andriculture,life science
What my career if i'm doing this subject maths,life scienc,history,agriculture
asked by Lusanda 
science
How are moon observations from space different from moon observations made on Earth? I think there is no deifference.
asked by Nour 
math
Tangent are drawn to the circle x2 y2=12 at the points where it is met by the circle x2 y25x 3y2=0
asked by siddharth 
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+3x2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x4)+(Hx+1)/(x4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u
asked by anthony 
programing in c
What is branching statement ? Explain with the help of flow chart.
asked by nakul 
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
asked by Bryan 
math
Jo needs to know which of the following cannot be a prime number whenever p is a prime number greater than 2001. A. p2 B. p+2 C. p+999 D. p+9990
asked by ben 
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
asked by Bell 
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?
asked by Please help 
College Algebra
Use the Laws of Logarithms to expand the expression. loga(x^5/yz^6) Can anybody help me step by step pleassse?
asked by Melany 
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]
asked by Melany 
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?
asked by Melany 
mohlakeng primary school
explain the scientific interpretation of the fossils found in the crandle of humankind
asked by sdumo rangwane 
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?
asked by Angeline 
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.
asked by nwra 
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?
asked by Peter 
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!
asked by Colleen 
programing in c
Jump in loops
asked by nakul 
math
Eric is planning a 7day 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
asked by Jackson 
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
asked by lana 
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
asked by Ryan 
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
asked by Howard 
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. p2 B. p+2 C. p+999 D. p+9990 Im stuck
asked by Ben 
Math
How would you simplify this equation?? ((1/x)(1/y))/(y^2x^2)
asked by Jess 
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!
asked by Mom50 
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?
asked by Anna 
Geometry
A square football field 3 mi. wide.
asked by Anna 
computer
Jump in loops
asked by nakul 
computer
write a c programs to find the trace of a given matrix.
asked by nakul 
programing in c
write a c programs to find the trace of a given matrix.
asked by nakul 
operating system
Define process. Explain state of process concept and PCB.
asked by nakul 
operating system
Relocatable loading
asked by nakul 
operating system
Shell key word
asked by nakul 
digital circuits & systems
Floating point representaction.
asked by nakul 
digital circuits & systems
Explain the method of constructing karnaugh maps.
asked by nakul 
digital circuits & systems
What do you mean by logic gates? Explain different types of logic gates.
asked by nakul 
digital circuits & systems
Draw the architecture of a microprocessor and explain it.
asked by nakul 
Math
the length of a rectangle is three times of its width. if the length of the diagonal is 8 root 10cm then the area of the parameter of the rectangle ?
asked by Ashu