Questions Asked on
October 2, 2013

Calculus, check my answers, please!
Could someone tell me if I'm right, and if not what the correct answer is? Thank you! I'd appreciate an explanation, too, if you could. :) 1. Suppose you're given the following table of values for the function f(x),and you're told that the function is
asked by Samantha 
Math help please
1. Solve for x. 4(x  b) = x b = 4/3x b = 3/4x x = 4/3b x = 3/4b 2. Solve for y, then find the value of y when given x = 2. 6x = 7  4y 12 7/4 19/4 24 I need help solving these. Can you please explain how to solve these problems?
asked by Charlotte 
chemistry
A ground state hydrogen atom absorbs a photon of light having a wavelength of 93.77 nm. It then gives off a photon having a wavelength of 1100 nm. What is the final state of the hydrogen atom
asked by marie 
Stats
The time that it takes a randomly selected job applicant to perform a certain task has a distribution that can be approximated by a normal distribution with a mean value of 150 sec and a standard deviation of 20 sec. The fastest 10% are to be given
asked by B 
Physics
A person pushes on a 56kg refrigerator with a horizontal force of 251 N; the minus sign indicates that the force points in the −x direction. The coefficient of static friction is 0.7. (a) If the refrigerator does not move, what are the magnitude and
asked by Heather 
Algebra 1
1). Last week, the ratio of laptops to desktops sold at a computer store was 2:3. Eighteen desktop models were sold. How many laptop models were sold? A: 12 laptop models were sold. 2). Find the unite rate: twentysix crackers contain 150 Calories. A: 6
asked by Anonymous 
Chemistry
A gas is confined to a cylinder under constant atmospheric pressure, as illustrated in the following figure. When the gas undergoes a particular chemical reaction, it absorbs 824J of heat from its surroundings and has 0.62kJ of P−V work done on it by its
asked by Yuki 
Calculus, check my answers, please? :)
Okay, so I think these are right, but I would appreciate if someone could check them and tell me if something is wrong and what the right answer is. I'd also appreciate an explanation if possible. :)Thank you! 7. Given that f(x)={x^3 if x ≥ 0 {x if x < 0
asked by Samantha 
Chemistry
How many moles are contained in 1.20 x 1024 molecules CO2?
asked by Vince 
Chemistry 12
The original 10 ml (KIO3) solution is 0.020M is mixed with 10 mL of 0.0020M NaHSO3 which give a total volume of 20 mL. Calculate the concentration of KIO3 in the final mixture of the dilution.
asked by Raj 
physics
Find xcomponent of vector d=(110m , 46 degrees below + xaxis). Find ycomponent of vector d=(110m ,46 degrees below + xaxis). Find xcomponent of vector v=(350m/s , 28degrees above + xaxis). Find ycomponent of vector v=(350 , 28 above + xaxis). Find
asked by john 
Calculus, check my answers, please! 3
Did I get these practice questions right? 1. Suppose that f is an even function whose domain is the set of all real numbers. Then which of the following can we claim to be true? ***The function f has an inverse f –1 that is even. The function f has an
asked by Samantha 
physics
Three astronauts, propelled by jet backpacks, push and guide a 131 kg asteroid toward a processing dock, exerting the forces shown in the figure, with F1 = 36 N, F2 = 58 N, F3 = 41 N, θ1 = 30°, and θ3 = 60°. What is the (a) magnitude and (b) angle
asked by kristy 
Health
Which of the following statements is FALSE about hydrogenation? a. Hydrogenation makes fats softer and more liquid so that they become more easily spreadable. b. Hydrogenation helps fats resist rancidity and extends product shelf life. c. Hydrogenation
asked by Anonymous 
MATH
WRITE TO SHOW HOW YOU MAKE A TEN. THEN ADD. WHAT IS 9 + 7
asked by Anonymous 
Physics
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The acceleration of gravity is 9.81 m/s^2 How fast was the pitch Answer in m/a B)... A spy and an official reach the edge of a 5.4m
asked by Hunter 
Science
An advertisement claims that three out of five dentists prefer a particular type of toothpaste. After researching the study, you find that the toothpaste company paid for it. Why should you be skeptical of the advertisement's claims? a. because the
asked by Anonymous 
math
A cannonball is fired across a field. Its height above the ground after t seconds is given by 16t^2+104. How long does it take for the ball to reach its maximum height of 169 feet?
asked by manda 
Physics
A flowerpot falls from a window sill 26.8 m above the sidewalk. What is the velocity of the flowerpot when it strikes the ground? The acceleration of gravity is 9.81 m/s2 .
asked by Anonymous 
Geometry
Substitution Property of Equality: If a=20, then 5a= _____. The substitution rule states that If a=b then a can be substituted for b in any equation or expression. So I think that 5a=5b but the number answer is 100. Am I correct?
asked by David 
U.S. Government and Politics
My question :) What level of government do you think should be in charge of security from foreign enemies? Write a paragraph explaining why this level of government is most appropriate. My answer is federal government do you agree??
asked by Mary 
chemisry
When alkali metals are heated with hydrogen they form what
asked by john 
Math
Ginny has two quarters. For every week that Ginny does all of her chores, her mother increases the amount of money Ginny has exponentially. The equation y=0.5*3^x represents the amount of money that Ginny has after x weeks of doing all of her chores. What
asked by Jacob 
U.S. Government and Politics
Another question :) What level of government should you depend on for sanitation in your neighborhood? Write a paragraph explaining why this level of government is most appropriate. My answer is local government, it's more community wise, right????
asked by Mary 
Calculus
Consider the curve given by y^2 = 2+xy (a) show that dy/dx= y/(2yx) (b) Find all points (x,y) on the curve where the line tangent to the curve has slope 1/2. (c) Show that there are now points (x,y) on the curve where the line tangent to the curve is
asked by Mathew 
Math
Fred decides that 12+40=62 is NOT a true equation.Is Fred correct?Explain.
asked by Jerry 
Chemistry
What is the balanced chemical equation for Sr(NO3)2 + Na2PO4
asked by Angela 
Idontgetit
The value of the equilibrium constant (Kp) as represented by the first chemical equation is 2.00 x 102 at 730 K. Calculate the value of the equilibrium constant (Kp) for the second equation at the same temperature. Express answer in scientific notation.
asked by Chemistry 
Physics
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The acceleration of gravity is 9.81 m/s^2 How fast was the pitch Answer in m/a B)... A spy and an official reach the edge of a 5.4m
asked by Hunter 
math
how can addition properties help me add whole numbers?
asked by corey 
Statistics
In a survey conducted by researchers at the University of Wisconsin, subjects were asked the question "Have you ever used cocaine?" in one of three methods, anonymous survey, personal interview, or phone survey. The contingency table below shows the
asked by Tyra 
Physics
A small block of mass m = 194 g is released from rest at point A , along the horizontal diameter on the inside of a hemispherical bowl of radius R = 29.5 cm, and the surface of the bowl is rough. The block's speed at point B is 1.56 m/s.
asked by Leticia 
U.S. Government and Politics
Are there any jobs that you think should be switched among federal, state, and local governments? Why? is welare a job
asked by Mary 
science
A small rocket is fired directly upwards with an initial velocity of 100m/s. How many seconds will it take to reach its maximum height?
asked by madison 
Physics
A rocket, initially at rest, is fired vertically with an upward acceleration of 10 m/s2. At an altitude of 500 m, find its velocity. 1000 m/s 500 m/s 100 m/s 10 m/s
asked by Maryam 
Math (again)
Sorry...I forgot to include all of the details for one of my previous questions the complete problem is: 1. Yesterday Josh sold some boxes of greeting cards. Today he sold seven boxes. If he sold 25 boxes in all, how many did he sell yesterday? I can solve
asked by Carmen 
chemistry
If a gas sample has a pressure of 31.3 kPa at 0.00°C, by how many degrees Celsius does the temperature have to increase to cause the pressure to double?
asked by daniel 
science
heating a mixture of iron and sulfur is it chemical or physical
asked by armin 
General Chemisty
1. If the initial concentration of BrCl(g) is 4.680 mol/L, calculate the % of BrCl(g) left over after the reaction reaches equilibrium according to the balanced equation. The value of Kc at 500.0 K is 32.00. The initial concentration of the reaction
asked by aarf 
Statistics
In a survey conducted by researchers at the University of Wisconsin, subjects were asked the question "Have you ever used cocaine?" in one of three methods, anonymous survey, personal interview, or phone survey. The contingency table below shows the
asked by Tyra 
Physics
A dock worker applies a constant horizontal force of 80.0N to a block of ice on a smooth horizontal floor. The frictional force is negligible. The block starts from rest and moves 10.0m in the first 6.00s. What is the mass of the block of ice?
asked by Shelby 
English Grammar
Fill in the blank using suitable preposition: (1)He is sitting____the room.
asked by Bhavin 
Physics
When a charged particle moves at an angle of 19° with respect to a magnetic field, it experiences a magnetic force of magnitude F. At what angle (less than 90°) with respect to this field will this particle, moving at the same speed, experience a
asked by Anonymous 
Idontgetit
The value of the equilibrium constant, Kc, at a certain temperature is 2.50 x 102. If the reaction quotient for a mixture of these species at the same temperature is found to be 7.37 x 100, would the mixture yield more products, more reactants or is it at
asked by Chemistry 
MATH
if john spent $130 and matt spent $480, john will have three times as much money left as matt. both boy's started with the same amount of money. how much money did each boy's start with ?
asked by Ron 
Chemistry
A 50mL solution of HistidineHCl (Histidine: pKa1=1.8, pKa2=9.2, pKa3=6.0)is titrated with 0.500M NaOH. What is the expected pH of the histidine solution at the points in the titration when 14.0mL, 26mL, and 38mL of the NaOH titrant is added?
asked by Drew 
Idontgetit
The value of the equilibrium constant, Kc, at a certain temperature is 2.56 x 101. If the reaction quotient for a mixture of these species at the same temperature is found to be 9.90 x 104, would the mixture yield more products, more reactants or is it
asked by Chemistry 
English
Is the word *command* a noun in this sentence or only the object of the preposition? "Seals balance balls on their noses on command."
asked by IT 
General Chemisty
2. Calculate the value of the equilibrium constant (Kc) for the reaction shown, if NO2(g) was found to be 95.54 % decomposed at 45.00 °C when its initial concentration was 5.725 mol/L. The initial concentration of the reaction products is 0 mol/L. 2NO2(g)
asked by aarf 
Chemistry
Calculate the value of the equilibrium constant (Kc) for the reaction shown, if NO2(g) was found to be 95.54 % decomposed at 45.00 °C when its initial concentration was 5.725 mol/L. The initial concentration of the reaction products is 0 mol/L. 2NO2(g) =
asked by plzhelp 
Math
make a table of values for the sequence 6,11,16,21,26 b) write an algebraic expression for the general term of the sequence. c) Use ur expression for the general term to calculate the 25th term in the sequence. Please help asap
asked by Asap 
Math
Jessica needs 5 5/8 yards of fabric to make a skirt and 14 1/2 yards to make a coat. How much fabric does she need in all? 19 9/8
asked by Jerald 
Maths
The 14th term of an Ap is double the 4th term.find the 10th term if the 2nd term is 8
asked by Hacker 
Business Math
How to determine the compound amount of an investment of $10,000 with an interest rate of 6%compounded monthly after 4 years requires you to use a table factor that beyond the compound Interest table. In how do you calculate the new table factor for this
asked by Erica Walden 
history
. Parliament passed the Coercive Acts, known in America as the Intolerable Acts, in response to A. Patrick Henry's Resolves. B. the Boston Tea Party. C. insults addressed to the customs commissioners. D. the Boston Massacre.
asked by tiffany 
Algebra 1
Solve each equation. Rewrite the equation as two cases. 1). The absolute value of x  2 minus 3 equals 5. A: I know one of the solutions is 10. However, I do not believe there is a second solution. 2). The absolute value of x + 7 increased by 2 = 10. A: I
asked by Anonymous 
Idontgetit
At 565 K the value of Kp for the equilibrium represented by the balanced equation is 2.00 x 101. Calculate the value of Kc at the same temperature. Express answer in scientific notation. PCl3(g)+Cl2(g) = PCl5(g) ____ x 10 _____
asked by Chemistry 
Idontgetit
The value of the equilibrium constant, Kc, at a certain temperature is 8.33 x 104. Would the reaction as represented by the chemical equation favor reactants or products? Enter P or R. Cl2CO(g) = CO(g)+Cl2(g)
asked by Chemistry 
Science/ Biol
Pick the correct answer to the following question. Write a brief statement explaining why each choice of answers is correct or incorrect. A person is hyperventilating. Their rapid rate of breathing causes a loss of carbon dioxide than usual from the body,
asked by Talan HELP PLEASE! 
Physicis
Airplane staring from airport a flies 300 km east then 395 km 26.5 degrees west of north, and then 150 km north to arrive at airport b. what angle is the straight flight from a to b north of east and how far
asked by Travis 
Shurley English Grade 4
I'm suppose to write sentences from Grade 4 Shurley English book. I was suppose to bring book home and use page 25  I forgot the book  anyone know what is on page 25? Thanks
asked by Brayden 
General Chemisty
3. Calculate the value of the equilibrium constant (Kc) for the reaction displayed if the following equilibrium concentration data were measured at 723.0 K: [N2(g)] = 2.936 mol/L, [H2(g)] = 2.933 mol/L, [NH3(g)] = 3.443 mol/L. N2(g)+3H2(g) = 2NH3(g)
asked by aarf 
maths
anyone can help me with this question plz .how u find the angle between side of hexagon which it has 6 different side and the length of each side is ,side1: 128mm, side 2:10mm, side3:112mm,side4: 82mm, side5:48mm,side6:30mm.
asked by john help me with this question plz 
world history
What role did the Greeks play in the creation of the Maurya Empire?
asked by Hannah 
Chemistry
If the initial concentration of BrCl(g) is 4.680 mol/L, calculate the % of BrCl(g) left over after the reaction reaches equilibrium according to the balanced equation. The value of Kc at 500.0 K is 32.00. The initial concentration of the reaction products
asked by plzhelp 
programming c#
how do I Write a two class application that has a onedimensional array as a data member. The array stores temperatures for any given week. Provide constructors for instantiating the class and methods to return the highest temperature, lowest temperature,
asked by bo 
Physics
A person wearing a safety belt can withstand an acceleration of 300 m/s 2 . How thick should barriers be to safely stop a car that hits the barriers at 81.7 km/h? answer in m
asked by Harmonie 
MATH
if john spent $130 and matt spent $480, john will have three times as much money left as matt. how much money did each boy start with ?
asked by Ron 
health HELP
Which of theses items provide the most zinc? Cheeseburger French fries, 10 strips Oatmeal cookie Cup of apple juice Cup of chocolate milk
asked by Sara 
Psychology
What is the independent variable in this scenario: A research Psychologist is working in a federal prison and is asked to !@#$%^& this new program. From 70 inmate volunteers, the psychologist randomly assigns 45 inmate volunteers to three groups: group A,
asked by George 
math question
How many distinct ways are there to label the faces of a cube with distinct numbers from 1 to 6, such that there is at least one pair of opposite faces which do not sum to 7? Rotations (which preserve orientation) are considered the same way. Reflections
asked by Anonymous 
Idontgetit
At 1650 °C the value of Kc for the equilibrium represented by the balanced equation is 2.38 x 101. Calculate the value of Kp at the same temperature. Express answer in scientific notation. CO(g)+H2O(g) = CO2(g)+H2(g) ___ x 10 ____
asked by Chemistry 
health
Consider the following scenario: Mr. Smith was admitted to the hospital for surgery on his left knee. When Mr. Smith woke up from the anesthesia, he realized that his right knee had been operated on. You have been asked to form a team to analyze this
asked by Queen Sanchez 
physics
A loaded truck can accelerate at 8.8 m/s 2 . It loses its load so that it is only 0.6 as massive. By what factor must the acceleration change for the same driving force?
asked by Anonymous 
physics
A meteoroid is speeding through the atmosphere, traveling east at 19.5 km/s while descending at 12.7 km/s. What is its speed, in km/s?
asked by Ash 
math
(ab^8)(a^5 b^6
asked by Skeeter 
math
10^110^0
asked by Skeeter 
Intermediate Algebra
Solve and check each radical equation. square root y+10=y2
asked by Kimberly Williams 
psychology
HELP! Explain ethical issues in psychological research.
asked by Anonymous 
math
express in simplest form (2x+1)^22(2x^21) (2x+1)(2x+1)2(2x^21) 4x^2+4x+14x^2+2 4x+3 is my answer Did I do this correctly? Thank you
asked by B8 
Chemistry
Calculate the value of the equilibrium constant (Kc) for the reaction displayed if the following equilibrium concentration data were measured at 723.0 K: [N2(g)] = 2.936 mol/L, [H2(g)] = 2.933 mol/L, [NH3(g)] = 3.443 mol/L. N2(g)+3H2(g) = 2NH3(g)
asked by plzhelp 
Chemistry
The initial concentration for the compounds involved in the reaction shown were determined to be [ClF(g)] = 0.5789 mol/L, [F2(g)] = 0.5980 mol/L, [Cl2(g)] = 0.05037 mol/L. Calculate the value of the equilibrium constant (Kc) at 2500 K if the equilibrium
asked by plzhelp 
geometry
[1.04] If B is between A and C, AB=2x1, BC=3x+5 and AC=24, what is the value of AB? Segment A C contains point B.
asked by brandon smith 
physical science
a 300 kg astronaut and equipment move with a velocity of 2.oom/s toward an orbiting spacecraft. How long must the astronaut fire a 100N rocket backpack to stop the motion relative to the spacecraft?
asked by Anonymous 
math
if john spent $130 and matt spent $480, john will have three times as much money left as matt. how much money did each boy start with ?
asked by Ron 
Calculus, check my answer, please! 2
Consider the following functions: f(x)=sin(x^4x^2) h(x)=(x3)^3 g(x)=1n(x)+3 s(x)=sin^3(x) Which of the following is true? h and g are even, f and s are odd. f is even, h and s are odd. h and s are even, f is odd. ***f and h are even, s is odd. f, h,
asked by Samantha 
PHYSICS HELP PLEASE!!
way safety engineers build soft barriers so that cars hitting them will slow down at a safe rate. A person wearing a safety belt can withstand an acceleration of 300 m/s 2 . How thick should barriers be to safely stop a car that hits the barriers at 81.7
asked by Harmonie 
engliiish
dramatic monoluge and soliloquy main similarity and main difference
asked by luna 
Math PLEASE HELP!!!
Which of the following is false? a. A number that is divisible by 3 and 20 is divisible by 60. b. A number that is divisible by 4 and 15 is divisible by 60. c. A number that is divisible by 5 and 12 is divisible by 60. d. A number that is divisible by 6
asked by Norma 
Math
Lori's car gets about 28 miles per gallon of gas. About how many gallons of gas does Lori's car use for each mile driven? How do you know?
asked by Frank 
physics
The acceleration due to the moon's gravity at its surface is less than what it is here on the surface of the earth. The computed value of 1.6 m/s2 is consistent with what the Apollo Program astronauts observed during their explorations there. Imagine an
asked by becca 
Science
Briefly describe a desalination process. What can make desalination expensive? Name 2 renewable energy sources that can be used in desalination. Help me please and thankyou =)
asked by Jake 
Physics
. A package sitting on a shelf is knocked off. The velocity of the box just before it hits the floor is 8.5 m/s. Calculate the height of the shelf using; A displacement/velocity/acceleration equation Conservation of energy and hence show that these two
asked by Sarah 
Physics
A stone
asked by Anonymous 
Idontgetit
The value of the equilibrium constant, Kc, at a certain temperature is 2.56 x 101. If the reaction quotient for a mixture of these species at the same temperature is found to be 9.90 x 104, would the mixture yield more products, more reactants or is it
asked by Chemistry 
math
prove, using the law of exponents, that the following is true (2^4)^3=(64)^2 (use the same bases to rewrite the expression) the second half of =(8)^2 (8)^2 =(4)^2 (2)^2 (4)^2 (2)^2 =(2)^2(2^2)(2^2)(2^2)(2^2)(2^2) now the first part (2^4)^3 2x2x2x2 2x2x2x2
asked by B8 
Physics
A)...If this pitch were thrown horizontally, the ball would fall .809m by the time it reached home plate, 18.3m away. The acceleration of gravity is 9.81 m/s^2 How fast was the pitch Answer in m/a B)... A spy and an official reach the edge of a 5.4m
asked by Hunter 
government
federal grants to state or local governments that are for specific programs are call? i have block grants as an answer. someone please check for me
asked by Anonymous 
math
what is the prime factorization of 13?
asked by ari 
Biochemistry
Are cytosine and Tyrosine the only amino acids that are ionized Rgroup chains at pH of 7?
asked by Anonymous 
Math
Find three consecutive integers such that nine less than three times the third is seven more than the sum of the first and second.
asked by Kirandeep 
chemistryhelp
how many moles of excess reactant are present when 3.20 x 10^2 mL of 0.226 M sulfuric acid reacts with 0.531 L of 0.185 M sodium hydroxide to form water and aqueous sodium sulfate
asked by sydney 
Intermediate Algebra
Evaluate or simplify the numerical expression. (16)3/4
asked by Kimberly Williams 
Intermediate Algebra
Evaluate or simplify the numerical expression. 11 1/2 . 11^3
asked by Kimberly Williams 
algebra
4 1 3 (2/5) * (2/5)/(2/5)
asked by iliana 
Intermediate Algebra
Solve each radical equation. Check your solutions. square root 5x4=6
asked by Kimberly Williams 
English
In class, my teacher gives a simple sentence and we have to make up a paragraph or less to describe that simple sentence without saying the word "temper" in it. The sentence is "He had a temper" So I started mine off with this Isaac came home and was
asked by Anonymous 
General Chemisty
4. The initial concentration for the compounds involved in the reaction shown were determined to be [ClF(g)] = 0.5789 mol/L, [F2(g)] = 0.5980 mol/L, [Cl2(g)] = 0.05037 mol/L. Calculate the value of the equilibrium constant (Kc) at 2500 K if the equilibrium
asked by aarf 
algebra
can someone please help me solve this solve by completeting the square 1/2 ¡¼X ¡½^2 7x=16
asked by Rick 
Physics
1)The speedometer on a car’s dashboard measure average speed average velocity instantaneous acceleration instantaneous speed 2)A car moving on a straight road increases its speed from 30 m/s to 50 m/s in a distance of 180 m. If the acceleration is
asked by Maryam 
Physics
You are holding a bulletin board weighing 7.01 N in place against a wall while your friend secures it to the wall. To keep it from slipping, you apply a force perpendicular to the bulletin board, pressing it directly into the wall. How large must this
asked by Erica 
Math
Which of the following is false? a. A number that is divisible by 3 and 20 is divisible by 60. b. A number that is divisible by 4 and 15 is divisible by 60. c. A number that is divisible by 5 and 12 is divisible by 60. d. A number that is divisible by 6
asked by Norma 
Math
Which of the following pairs of numbers has the most common multiples less than 10? a. 2 and 5 b. 4 and 6 c. 2 and 8 d. 3 and 9
asked by Norma 
w
i would like to know on what is required for a high chance to get accepted to uc berkeley
asked by Tinm 
Math order of operations using negatives
3(86)^3+27/9= 8
asked by Jerald 
english
need help with comma and semi colon.
asked by felicia 
BC Calculus
Find a general formula for F''(x) if F(x) = xf(x) and f and f' are differentiable at x.
asked by Fran 
physics urgent please help!
way safety engineers build soft barriers so that cars hitting them will slow down at a safe rate. A person wearing a safety belt can withstand an acceleration of 300 m/s 2 . How thick should barriers be to safely stop a car that hits the barriers at 81.7
asked by Harmonie 
algebra
write y =  3x  6; ( 1, 5) in an equation of a line parallel to the given line but passing through the given point
asked by Anonymous 
child care
A child who complains of headache and sleepiness after coloring is suffering from what condition?
asked by anony 
math
Please Help! The perimeter (distance around) of a triangle is 7/x+1, The sum of two sides of the triangle is 3/x, the distance of the remaining side follows he format ax+b/x^2+x. what is the vale of a?
asked by sam 
PHL 103
p v q is the best interpreted as
asked by Anonymous 
Algebra 2
Two Olympic swimmers, Ryan and Michael, create unique ripple waves in the water. The function created by Ryan is f(x) = 4x2 + 7. The function created by Michael is f(x) = 4x2  5x + 3. Describe to Ryan and Michael, using complete sentences, which operation
asked by Maggie 
physics
Find xcomponent of vector a=(4.0 ,  ydirection). Find ycomponent of vector a=(4.0 ,  ydirection).
asked by joe 
Physics
Use the concepts of acceleration, force and yield strength to explain why delicate goods shipped in a cardboard box are often first packed in polystyrene foam.
asked by tina 
Math
What number is 6^1 Explain using table of vaules and the law of expoints
asked by peter 
math
The path of a cliff diver can be modeled by a parabolic curve. The regression equation matching one particular dive is h(t)= 4.9^2+4.6x+24.8 h is height t is time in seconds at what point in meters did the diver reach maximum height?
asked by sam 
Math
squareroot of 8 * exponents 3
asked by Ray 
English
His French is like that of native. (Is this sentence grammatical?)
asked by rfvv 
physics
A resistance of 10 ohms and a capacitance of 0.1 farad are connected in series to an alternating voltage source with output (in volts) Vt 50 cos30t. Find the current in the circuit at any time t 0.
asked by Ce 
English
1. Electronics are very popular in Korea. 2. Electronics is very popular in Korea. (Thank you for your help. Which one is grammatically correct?)
asked by rfvv 
math
rewrite the expressions as a number times the sum of two numbers withe no common factors 7+14
asked by calvin 
math
Solve the inequality 12> x7
asked by amy 
geometry Urgent!!!!
In various constructions, you need to use the longer of two segments to construct the radius of a circle. Why do you think this is? What happens if you use the shorter segment?
asked by akk 
chemistry (Dr.Bob222)
In a reaction, if the concentration decreases faster, that means the reaction has a larger rate constant, and a faster reaction, and a shorter halflife. Is that a correct statement? If not, please correct me, thanks for your help :)
asked by K 
physical education
draw a pole vault field
asked by uzu natheniel 
social studies
what is the kiutl tribes shelter
asked by nadiya 
social studies
The Great Awakening converted people to what kind of religion?
asked by Mario Garcia 
Math
Write a phrase to represent the opposite 20 meters forward
asked by Bryce 
Math
10 + 6g = 110
asked by Liz 
math
evaluate t^0, when t =4
asked by Skeeter 
Intermediate Algebra
combine. 3 square root 13 + 7 square root 13
asked by Kimberly Williams 
math
(a+b)^9/(a+b)^9
asked by Skeeter 
Calc
find the second derivative f(x)= 1/(4u^23)^2
asked by Rebekah 
math
15y^7/5y^4
asked by Skeeter 
Math
24. (8 6/11)(2 5/11)= 7 25. (4 5/8) 3/8= 5
asked by Jerald 
mixed numbers with unlike denominator
26. 1/15+3/5=2/3 27. 1/10+1/3=13/30 28. (1/6)+7/18=2/9
asked by Jerald 
Intermediate Algebra
Solve each radical equation. square root 5x^23x=2x
asked by Kimberly Williams 
Intermediate Algebra
Solve by the equatic formula and simplify. x^23x1=0
asked by Kimberly Williams 
Intermediate Algebra
Solve by the equatic formula. 4x^2+x1=0
asked by Kimberly Williams 
Intermediate Algebra
Solve by the equatic formula. 6x^22x1=0
asked by Kimberly Williams 
Accounting  Writing
UOIT has recently appointed you to prepare an independent consulting report to analyze the university’s current financial position and to provide some recommendations for improvement. Before you begin your analysis, you decide to identify UOIT’s
asked by Ally 
Math
Find the pattern 0.8, 0.4, 0.2, 0.1, ?
asked by Nate 
Algebra 1
8x+2x=15x10
asked by May 
algebra
evaluate t^0, when t=4
asked by Skeeter 
math
can the commutative property be used for subtraction? explain
asked by corey 
Algebra 1
22x+70=17x95
asked by May 
Health
Which of the following lipoproteins carries dietary fat that is absorbed into the digestive system to the liver and body cells for use? a. Chylomicrons b. High density lipoprotein c. Micelle d. Low density lipoproteins I think its A is that correct?
asked by Anonymous 
Math
33. 5/87/12= 1/24 34. (3/4)(5 1/2)= 5 1/4 25. 6 5/6 2 1/3= 4 1/2 36. 12 1/2 6 3/8= 6 1/8
asked by Jerald 
math
(Radical 15 radical 5) (radical 15 + radical 5) and radical (20) squared /2
asked by deedeee 
Geometry
In various constructions, you need to use the longer of two segments to construct the radius of a circle. Why do you think this is? What happens if you use the shorter segment?
asked by Anonymous 
Algebra Emergency
Find the inverse of 2/2x1 and verify.
asked by Jane 
Algebra Emergency!!
Find the inverse of f(x)=2x+1/x1 and please VERIFY(CHECK) Thanks so much
asked by Jane 
HSM 260 checkpoint 6
I think the question is...we are only to use the year 2002 in Appendix D. Others are using 2002, 2003, and 2004, to come to the BEP. If an instructor asks for us to only use 2002, how can we complete the checkpoint accurately.
asked by Stella 
science
what are the class elements of the boron family? Ansere please and help asap
asked by Anonymous 
chemistry
What are standard temperature and pressure? Why was a standard needed?
asked by Joseph 
calculus
Find the derivative... 1) f(u)= 1/ (2u^21)^2
asked by Rebekah 
physics
If a person is thrown to a maximum height of 26.0 ft above show calculations for _______ s (time below 13.0 ft) _______ s (time above 13.0 ft)
asked by ddd 
algebra 1
the sides of a triangle are (x+2),(3x+1), and (x+7) find the value of x if the perimeter is 140cm
asked by bella 
Physics ASAP!!!
A person wearing a safety belt can withstand an acceleration of 300 m/s 2 . How thick should barriers be to safely stop a car that hits the barriers at 81.7 km/h? need final snswer in m
asked by Harmonie 
Geography
Why do the trees drop their leaves in the fall?
asked by Grace 
English
Can anyone help me figure out what's wrong with this sentence? "The lighthouse is further away than it first appeared."
asked by mar 
American History
informal changes to the constitution include. A.Treaties B.Laws passed in congress C. Supreme court decisions D. All of the above
asked by jason 
Calculus, check my answer, please! 1
Did I get this practice question right? 1. Consider the following functions: f(x)=cos(x^3x) h(x)=x3^3 g(x)=1n(x+3) s(x)=sin^3(x) Which of the following is true? (Points : 1) f is even, h and s are odd. ***f and g are even, s is odd. h and s are odd,
asked by Samantha 
what is a good online dictionary ?
I have to do vocabulary for my social studies teacher but not all of the words are in the glossary of the text book
asked by kimmy 
5th grade math help
graph each integer on a number line 3
asked by daniel