Explain why {y||y| ¡Ü 1} is the same as [-1,1].

50,714 results

algebra

Pa^t and Pe^rt are two forms of the same exponential function. One would expect to obtain the same answer for f(18). Explain why you may not get the same answer for f(18) in practice.

Chemistry

There is a picture of a brick lying face down and one standing straight up. The question asks: Is each brick exerting the same force? Explain. I know that they are exerting the same force, but I don't understand why and how to explain it?

physics

Imagine that two people having equal weights climb the same flight of stairs. One runs and the other walks. Do they do the same number of Calories of work? Do they have the same power output? Explain.

algebra - exponentials

Pa^t and Pe^rt are two forms of the same exponential function. One would expect to obtain the same answer for f(18) (after finding P and a and P and r). Explain why you may not get the same answer for f(18) in practice.

Physics please check

1) Two identical automobiles have the same speed, one traveling east and one traveling west. Do these cars have the same momentum? Explain. No. Same car, same mass, same speed, but different velocity. correct. Momentum is a vector.

Physics

A rock of mass m and a rock of mass 2m are both released from rest at the same height and fee no air resistance as they fall. Which statements about these rocks are true? (there may be more than one!) EXPLAIN HOW YOU KNOW THEY ARE TRUE AND EXPLAIN WHY THE OTHERS ARE WRONG!!!(a...

science

two bombs of 20 kg and 30 kg are thrown from a cannon with the same velocity in the same direction .which bomb will reach the ground first ?explain

Physics

A block and a spool have the same mass, and are each pulled across a level, frictionless surface by a string, as shown to the right. The string pulling the spool is wrapped around it many times, and the other string is fastened to the center of the block. Both hands pull with ...

AP Physics

A block and a spool have the same mass, and are each pulled across a level, frictionless surface by a string, as shown to the right. The string pulling the spool is wrapped around it many times, and the other string is fastened to the center of the block. Both hands pull with ...

physics

In a vacuum, a stone and feather fall at the same time. Can you make the assumption that the acceleration of gravity acting on both objects is the same? Explain.

HUM 130

Christians, I am referring to denominations, not individual people. 1. Do all Christians believe in baptism? Explain. 2. Do all Christians honor their spiritual heroes as saints (formally)? Explain. 3. How many religions believe in or have a pope? Explain. 4. Do all Christian ...

physics

When a wheel of radius R rotates about a fixed axis, do all points on the wheel have 1) The same angular velocity? Explain. 2) The same linear velocity? Explain. If the angular velocity is constant, 3) describe the linear velocities and accelerations (radial, tangential, total...

college organic chemistry

two substances,a and b have same melting point.How can you determine if they are the same without using any form of spectroscopy? Explain in detail.

Biology

If two different people use the same dichotomous key to identify the same organism, should they have different results? Explain. ( 3 points ) I put: They should have the same results. Since they are using the same key, the results couldn't possibly change. Anything else I can ...

math

Alberto studied the distribution of two sets of data. He found that both sets had the same greatest value and the same center. Alberto says that this does not mean the data distributions are the same. Is he correct? Explain. I really need help.

PHYSICS

A BALL IS DROPPED A HEIGHT AT THE SAME TIME AS ANOTHER BALL IS PROJECTED HORIZONTALLY FROM THE SAME HEIGHT. 1.WILL THE BALLS HIT THE GROUND AT THE SAME TIME. 2.EXPLAIN YOUR ANSWER IN (1).

Physics

a) Is it true or wrong to say that components in series must have the same potential difference across them? Either yes or no explain it. Marks = 5 b) Is it true or wrong to say that magnetic force vectors on charged particles point in the same direction as the magnetic field...

Physics - VERY IMPORTANT

Describe an experiment that shows that the rate at which an object falls is not affected by any horizontal motion it may have. EXPLAIN CLEARLY PLEASE!! thank you Take a dart gun, shoot it horizontally, and at the same time, drop a dart. See which one gets to the floor first. ...

Biology

The body of multicellular animals (salamanders, frogs and so on) is made of more than hundred different kinds of somatic cells. Even though they’re so different, they all have the same genome (the same DNA, the same set of genes). This is called genomic equivalence. How can ...

Physic

The field of an unknown charges is first mapped with a 1.0 X 10^-8 C test charges, then repeated with 2.0 X 10^-8 C test charge. a) would the same forces be measured with the two test charges (Explain)? b) would the same fields be determine using the two test charges (Explain)?

math

With reference to the right triangle,, explain why the expressions y = sin x and y = cos ((pi/2) - (x)) give the same results for all the values of x. Discuss whether or not this same relationship exists for angles greater than (pi/2).

math

With reference to the right triangle,, explain why the expressions y = sin x and y = cos ((pi/2) - (x)) give the same results for all the values of x. Discuss whether or not this same relationship exists for angles greater than (pi/2).

Math

If two trapezoids have the same area, do they always have the same perimeter? Explain your thinking with words and diagrams.

chemistry

explain why you get two different pH values for same solution when calculating and using pH meter of same solution?

physics

In a string instrument.If I pluck the same string at different places,will the frequencies be the same?Can someone explain it to me?

economics

True or false: If the human capital possessed by two workers is nearly the same, their wag rates will be nearly the same. Explain.

Statistics

Explain verbally why n choose x is the same as n choose (n-x). I showed why they are the same mathematically, but I am not sure how to word it. Thanks.

Bio

If two different people use the same dichotomous key to identify the same organism, should they have different results? Explain why or why not.

Physics

A musician plays the middle C note (262 Hz) on a guitar, a piano, and a violin at the same loudness. Will all three instruments produce exactly the same sound? Why or why not explain. Frequency (262Hz) is the same so that means that the pitch of the sound wave is the same. ...

Physics ~please help me~

1.) Two people of the same mass climb the same flight of stairs. The first person climbs the stairs in 25 s; the second person does so in 35 s. a) Which person does more work?Explain b) Which person produces more power?Explain 2.) Lee pushes a 20 kg mass 10 m across a floor ...

science

Two students perform a simple experiment. One flicks a dime from the edge of a table. At the same instant, the other student drops a quarter from the same height. Ignoring air resistance, which coin strikes the floor first? Explain why. My own answer.. is this right? "in the ...

Science ms sue please help

A horse and a donkey can mate with each other. Their offspring,called a mule, is not fertile. Do horses and donkeys belong to the same species? Explain your answer. A scientist collects wild rabbits that live at sea level and moves them to the mountains. One year later, the ...

science

2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason

Algebra 1

Explain why the two equations below have the same solutions. x + 3y = −1 −2x − 6y = 2 A. The two equations have the same slope, so they have the same solutions. B. The second equation is a multiple of the first equation, so they have the same solutions. C. ...

Chemistry

Please choose the correct option to complete the following statements. (6 marks) a) If a large amount of base is added to water, the pH of resulting solution would most likely Increase/decrease/remain the same Explain your choice b) If a small amount of acid is added to a ...

Biology

Matching: Predation, Competition. Red tailed hawks and black racer snakes prey on the same species of rodents in the same habitat. White tailed deer eat tree leaves. Match and explain why.

Science

Matching: Predation, Competition. Red tailed hawks and black racer snakes prey on the same species of rodents in the same habitat. White tailed deer eat tree leaves. Match and explain why.

Math

When you add the same number to both sides of an inequality, is the inequality still true? Explain how you know that your conjecture holds for subtracting the same number.

chemistry

Use the kinetic theory of gases to explain this statement: No gas exhibits ideal behavior at all temperatures and pressures. Explain why the rates of diffusion of nitrogen gas and carbon monoxide are almost identical at the same temperature.

Math

Given that a cylinder has a volume of 1200cm^3, what is the volume of a cone that has the same height and same radius as the cylinder? explain your reasoning

Geometry

A theater decides to change the shape of its popcorn container from a rectangular boc to a right regular pyramid, as shown in the following figure, and charge only half as much. If the containers are the same height and the tops are are the same size, is this a bargain for the...

American National Government

Can someone please help with this? Explain the concept of A belief in equal rights has often led to the belief in equal rights has often led to the belief in equality of opportunity. My answer is: Everyone should have the same chance. What individual people make of that equal ...

Chemistry Bobpursley

Please choose the correct option to complete the following statements. (6 marks) a) If a large amount of base is added to water, the pH of resulting solution would most likely Increase/decrease/remain the same Explain your choice b) If a small amount of acid is added to a ...

Economics

A computer company produces hardware and software using the same facility. (i.e., with the same L and K). The total cost of producing software (S) and hardware (H) equals: TC = a S + b H - d S H, where a, b, and d are positive constants. Are there economies of scope in the ...

Economics

A computer company produces hardware and software using the same facility. (i.e., with the same L and K). The total cost of producing software (S) and hardware (H) equals: TC = a S + b H - d S H, where a, b, and d are positive constants. Are there economies of scope in the ...

Physics

A 50 kg skater at rest on a frictionless rink throws a 2 kg ball, giving the ball a velocity of 10 m/s. Which statement describes the skaters subsequent motion? Explain please. a. 0.4 m/s in the same direction as the ball. b. 0.4 m/s in the opposite direction of the ball. c. 2...

Science

Suppose you had two samples of the same radioactive isotope one that weighs 25g and one that weighs 50g would the same number of particles be ejected from each sample in the first hour,explain.

Math Functions

Write two equations to represent the same exponential function with a y-intercept of 5 and an asymptote at y=3 . Investigate whether other exponential functions have the same properties. Use the transformations to explain your observations.

physics

if two lighting volts heat exactly same place at the same time in are frame of ref,it is possible that observes in other frames will see the volts heating at def. time or diff. places? explain

geometry

A theatre +-decides to change the shape of its popcorn container from a regular box to a right regular pyramid, as shown in the following figure, and charge only half as much. If the containers are the same height and the tops are the same size, is this a bargain for the ...

Math

Is it possible for two right rectangular prisms to have the same volume yet not have the exact same dimensions? If it is not possible, explain why. If it is possible, give an example that proves the statement.

business

Many organizations find themselves in the apparently contradictory position of having high levels of financial investment in inventory, but at the same time frequently running out of stock of important components and materials. (a) explain how this situation could arise. (b) ...

economic

College enrollments increased at the same time that average tuition rose dramatically. Does this contradict the law of downward-sloping demand? Explain. (b) Use supply and demand model to explain the dramatic rise in the price of a college education

geometry

Is one flag a translation of the other, or a rotation image? Please explain looks like the flag is the same above the line as it is below the line. I think translation but not sure how to explain.

Chemistry

Three balloons filled with three diffferent gaseous compounds each have a volume of 22.4 L at STP. Would these balloons have the same mass or contain the same number of molecules? Explain.

Chemistry

Explain why the volume of 0.100 M NaOH required to reach the equivalence point in the titration of 25.00 mL of 0.100 M HA is the same regardless of whether HA is a strong or weak acid, yet the pH at the equivalence point is not the same

Trigonometry

Explain why {y||y| ¡Ü 1} is the same as [-1,1].

physical science

if two lighting volts heat exactly they same place at they same time in are frame of ref.,it is possible that observed in other frames will see the volts heating at diff. time r at diff. places????? explain.

Math (Algebra)

Is (xy)^3 the same as xy^3? Explain why or why not.

math

how to explain 0.26 and 0.260 are same

math

Explain why the graphs of f(x) =x and g(x) =1/x are in the same quadrants over the same intervals. Does this relationship hold for m(x) = -x and n(x) = -1/x? Does this relationship hold for any function and its reciprocal function.

Physics

A 1000-kg car has four 10-kg wheels. What fraction of the total kinetic energy of the car is due to rotation of the wheels? Assume that the wheels have the same rotational inertia as disks of the same mass and size. Explain why you do not need to know the radius of the wheels?

drbob222 math,correction

i made some corrections for the previous postage can you check those when you get a chance please. Also for this one: my options of answers are: A)2y + 6/3 B)3x- 6 /2 C)2 + 2y D)2/3y + 6 Directions: Solve for x: 3x - 2y =6 3x - 2y = 6 +2y +2y 3x = 6 +2y -- ------ 3 3 so my ...

Science (Human Anatomy)

THIS QUESTION IS WORTH 50 MARKS I NEED SOURCES AS WELL Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason.

physics

A student throws two beanbags in the air, one straight up and the other one at a 30° angle from the vertical. Both beanbags are thrown with the same initial velocity and from the same height. In your own words, explain which one will come back and hit the ground first and why.

physics

if two lightning bolts hit exactly the same place, act exactly the same time in one frame of reference, is it possible that observers in other freames will see the bolts hitting at different times or at the different places? explain.

physics

sally and roy both leave school at the same time. roy runs as fast as he can, and sally walks slowly in the same direction.explain how their position-time graphs would look different. be detailed and use full sentences.

physics

sally and roy both leave school at the same time.roy runs as fast as he can,and sally walks slowly in the same direction. explain how their position-time graphs would look different.be detailed and use full sentences

chemistry

1.which of the following is the most polar bond? explain n-f c-f h-f o-f 2. in the trigonal bipyramidal geometry, which position - axial or equatorial - do nonbonding electrons prefer? why? 3.under what circumstances is the molecular geometry around a single central atom the ...

math

do 5 + x and x + 5 represent the same expression? explain.

math

is 5+x and x+5 represent the same expression? explain

algebra

Jess ate 1/4 of a pizza.Jack ate 1/3 of the same pizza.Dennis ate 1/2 of the same pizza.Explain and show with math if this is possible?

Math

What is 2 + 2? = 4 What is 2 * 2? = 4 So, the sum and the product of these two numbers is the same. Are there other numbers that have this same property? Yes Determine all number pairs x and y such that the product of x and y and the sum of x and y are equal. Make sure to show...

math

1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^-(x+1) -2. Show table of values and each transformation clearly. 2.Write two equations to represent the same exponential function with a y-intercept of 5 and an asymptote at y = 3. Investigate whether other exponential ...

math

1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^-(x+1) -2. Show table of values and each transformation clearly. 2.Write two equations to represent the same exponential function with a y-intercept of 5 and an asymptote at y = 3. Investigate whether other exponential ...

math fractions

ADAM WANTS TO COMPARE THE FRACTIONS 3/12,1/6,AND1/3.HE WANTS TO ORDER THEM FROM LEAST TO GREATEST AND REWRITE THEM SO THEY ALL HAVE THE SAME DENOMINATOR?EXPLAIN HOW ADAM CAN REWRITE THE FRACTIONS?If anyone could helpme explain this to my 4 th grader.i am really bad with fractions

Defintions #2

Is it me or is 'Democracy' and "Republic' the same thing? Explain.

Math

Miles says 47+36 is the same as 50+33. Is this reasonable? Explain.

Science

Are all white cells the same? How do you know? Explain.

Math

Josh says that 3/8 is the same as 38% explain why he is wrong.

Grade 11 math

1.Transform the graph of f(x) = 3^x to sketch g(x) = 3^-(x+1) -2. Show table of values and each transformation clearly to get full marks. 2.Write two equations to represent the same exponential function with a y-intercept of 5 and an asymptote at y = 3. Investigate whether ...

Physics-Please check

If I went tubing with my little sister, and I have a larger mass, why would we both reach, in terms of energy, the bottom of the hill at the same time; Originally I thought becuase we would both be accerlerating at the same rate but that doesn't explain the energy part does it?

chemistry/ specific heat

Why does an empty metal pan on a stove heat much faster than the same pan filled with water? Explain why your car overheats if your fan belt breaks. Explain why your car overheats if your radiator has a hole in it.

chemistry

which solution has highest freezing point if all are at the same molality calcium chloride sodium nitrate potassium sulfate iron(III) nitrate all have same freezing point please explain

BMB

1.You have a mixture of protein A and protein B in a buffer of pH 7. The pI of protein A is 3 and the pI of protein B is 8. The molecular weight is the same. (a) What kind of column chromatograph would you use to separate them? Explain your answer in 2-3 sentences. (b) Can you...

math very urgent

First, do you get the same sum when you use 18 rather than 9 as a common denominator for 2/3 and 4/9? Explain the answer. Also what extra step will you have to perform if you do not use the least common denominator when adding fractions? Please explain the answer.

Chemistry

PCl5 --> PCl3 + Cl2 (Kp = 630 at 546 K) A system is prepared by placing equimolar amounts of the three gases shown in the equation above in a suitable rigid container held at constant volume. Equilibrium is established at 546 K. (A) When equilibrium is established, how does...

physics

What angle might give you the greatest height? How could you test this with a simulation that does not go off the page? What angle might give you the greatest distance? How could you test this with a simulation that does not go off the page? What angle will give you minimum ...

Statistics

Suppose you and a friend each take different random samples of data pairs (x,y) from the same population. Assume the samples are the same size. Based on your samples, you compute r = 0.83. Based on her sample your friend computes 0.79. Is your friend’s value for r wrong? ...

Statistics

Suppose you and a friend each take different random samples of data pairs (x,y) from the same population. Assume the samples are the same size. Based on your samples, you compute r = 0.83. Based on her sample your friend computes 0.79. Is your friend’s value for r wrong? ...

math

can i use the same multiplication fact to find 4*50 and 5*40? explain

Math

Find two numbers, x and y, such that 10% of x is the same as 40% of y. Explain!

Chemistry

1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high percentage of water helps ...

Chemistry

1. The temperature of two substances with the same mass increases by 20 degrees Celsius. Which absorbs the most energy, the substance with the higher or lower specific heat? Explain 2. The human body is approximately 60% water. Explain how this high percentage of water helps ...

chemistry *Poorly defined commonly used question

"Why are active on-duty firefighters likely to experience the adverse health effects from inhaling 300 ppm of carbon monoxide faster than nonactive off-duty firefighters who inhale the same concentration of the same substance? Explain your answer using the chemicals/process ...

Physics

webassign(.)net/yf/22-30.gif The image above shows some of electric field lines due to 3 poin charges along the vertical axis. All 3 charges have the same magnitude. A. What are the signs of the 3 charges? Explain reasoning. B. At what points is the magnitude of the electric ...

honors physics

A car is traveling on an interstate highway: a) Can the car have a negative velocity and a positive acceleration at the same time? Explain. b) Can the car's velocity change signs while it is traveling with constant acceleration? Explain.

science

suppose you had two samples of the same radioactive isotope. one sample had a mass of 25 grams. the other had a mass of 50 grams. would the same number of particles be ejected from each sample in the first hour? explain

Algebra

Which algebraic expression has the same value as 32x + 8 ? explain answer..thanks 4(x+2) 8(4x+1) 4(8x+1) 8(4x+8)

bio

Are all hairs on body the same structurally? explain. help please

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