# confused

Newest questions and responses by confused-
## Texas History

What troubled Manuel de Mier y Teran when he visited Texas, which he reported to the Mexican government? I picked "A. the amount of slavery in the state" because he was angry that Americans who arrived didn't respect the rule of "no slavery". Then I'm

*asked on October 26, 2018* -
## American government

In both the house and senate, a bill introduced by a member is next a. Given a number b. Scheduled for floor debate c. Sent to a standing committee d. Sent to the president I read the text and I think the answer is D, am I wrong?

*asked on September 21, 2018* -
## American government

If a majority of committee members support a bill, what is likely to happen to it? A. The committee will pigeonhole the bill B. the committee will report the bill favourably to the floor C. The committee will rewrite the bill D. The committee will report

*asked on September 20, 2018* -
## English

in which sentence is the underlined word the simple predicate? A. According to legend, THERE is buried treasure nearby. B. People with metal detectors SEARCH for it every weekend. C. So far, no treasure has BEEN found. D. Most treasure seekers leave here

*asked on September 17, 2018* -
## Biology

which of the following list structures from smallest to largest? A. chromosome, supercoil, coil, nucleosome, double helix B. chromosome, coil, double helix, nucleosome, super coil C. double helix, nucleosome, coil, super coil, chromosome D. nucleosome,

*asked on September 13, 2018* -
## Human Resources

You have just been hired as a human resource specialist and will be responsible for conducting background investigations. Which of the following is safest to assume? A. You will be posting background check results. B. You will be supervising new hires. C.

*asked on September 12, 2018* -
## physics

A car on the highway travels at 90 km/hr. Express this speed in m/s. can yall show me how to convert this

*asked on July 31, 2018* -
## Math

Is the product of 4/7 and radical 16 a rational or irrational number? Explain.

*asked on June 13, 2018* -
## Math

1) Carlos and Nathan ate lunch together in a park bench. At 1:00p.m., they left the bench and walked in different directions. By 1:05p.m., Carlos and Nathan were 60 meters apart. If they each continued walking in a straight line at the same speed as

*asked on June 11, 2018* -
## Math

Is x^2 + y^2= 6 An equation for a circle??

*asked on April 2, 2018* -
## Math

A car traveled 36 miles in 45 minutes, the car traveled at a constant speed. If the the car continues to travel at this rate, which equation can be used to determine y, the total number of miles the car will travels in x hours?

*asked on March 30, 2018* -
## Applied Math

6 divided by 26 yd. 2 ft. 6 in. Please explain how you get this your answer if possible. Thank you in advance.

*asked on February 4, 2018* -
## Math help please!

y + 1.2y + 1.2z Someone told me that the answer was 2.2y + 1.2z 1. Is that true? 2. How did the 1.2y turn into 2.2y?

*asked on December 14, 2017* -
## Math

I have researched what a local extrema is and every definition is weird or worded to where i do not understand it. Can anyone explain what local extrema is.

*asked on December 11, 2017* -
## Math

The world record for cycling a stretch of 20 kilometers is 26 minutes. This corresponds to an average speed of, approximately, (A) 29 mph (B) 46 mph (C) 32 mph (D) None of these

*asked on August 9, 2017* -
## Science

Which of the following is a problem with using solar power as a main source of energy? A. People do not yet have the technology to use solar power*** B. The sun is not close enough to provide solar energy C. Power from solar energy contains a large amount

*asked on April 13, 2017* -
## Physics

In the figure a uniform, upward electric field of magnitude 1.90 × 103 N/C has been set up between two horizontal plates by charging the lower plate positively and the upper plate negatively. The plates have length L = 19.0 cm and separation d = 1.60 cm.

*asked on September 16, 2016* -
## Finance

Bell Mountain Vineyards is considering updating its current manual accounting system with a high-end electronic system. While the new accounting system would save the company money, the cost of the system continues to decline. The Bell Mountain’s

*asked on March 19, 2016* -
## Science

On page 111 of your reading material there is a problem that requires you to calculate the average speed for a daylong bus trip. The rest stops the driver made are included in the calculations because that is how the problem is defined. However, suppose

*asked on December 7, 2015* -
## Physics

* At an accident scene on a level road, investigators measure a car's skid mark to be 58 m long. It was a rainy day and the coefficient of friction was estimated to be 0.38. Use these data to determine the speed of the car when the driver slammed on (and

*asked on November 1, 2015* -
## physics

Henry hits a hockey puck in the positive x-direction at time, t ≈ t0. The puck is then stopped by a net starting at time, t ≈ t1. Which of the following curves could describe the acceleration of the hockey puck if we ignore any effects of friction? 1.

*asked on September 23, 2015* -
## math

1.A square has side lengths of 3 units. One of its vertices is at (5, -2). Which of the following are possible coordinates of another vertex? a)(9,-2) b)(8,-2) c)(5,5) d)(5,-1) idk can someone help i am confused

*asked on April 1, 2015* -
## math help needed bad

I'm really confused on how to answer this question. Can someone help me to figure this out? Thank you A survey about the student government program at a school finds that of 245 students: -218 like the program -27 students think this program is

*asked on April 1, 2015* -
## math help needed bad

how do I make a box and whisker plot with the numbers 13,13,20,21,21,22,24,27? I put them all in order but since there is only 8 numbers i do not know how to find the median,the lower quartile,upper quartile the lowest value and the highest value. Please

*asked on March 9, 2015* -
## physics

A projectile is fired at 33.1° above the horizontal. Any effects due to air resistance are negligible. At the highest point in its trajectory, its speed is 15.5 m/s. Calculate the horizontal component of the initial velocity.

*asked on January 28, 2015* -
## physics

A hockey puck slides with an initial speed of 40.7 m/s on a large frozen lake. If the coefficient of kinetic friction between the puck and the ice is 0.038, what is the speed of the puck after 11.9 s?

*asked on January 23, 2015* -
## physics

What would it mean if mu is greater than one?

*asked on October 17, 2014* -
## physics

A 2.3 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 111 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. See below. What is its potential energy

*asked on October 16, 2014* -
## physics

Determine whether each statement below is true or false. The force necessary to lift an object is its mass times g. Kinetic energy is the energy of motion. Stopping distance is doubled, if speed is doubled. Work is the product of force and time. A joule is

*asked on October 16, 2014* -
## physics

A bow with a spring constant of 398 N/m has an arrow placed in it and pulled back a distance of 0.6 m. If the arrow is shot straight up in the air how high will it go? Assume the mass of the arrow is 0.16 Kg.

*asked on October 16, 2014* -
## physics

A 63.8 kg woman lifts herself 36.6 cm each time she does a chin-up. What force does she exert in lifting herself to the chin position? And, how much positive work does she do in pulling herself up once?

*asked on October 16, 2014* -
## physics

A crate rests on a flatbed truck which is initially traveling at 17.8 m/s on a level road. The driver applies the brakes and the truck is brought to a halt in a distance of 33.1 m. If the deceleration of the truck is constant, what is the minimum

*asked on October 2, 2014* -
## physics

A hockey puck slides with an initial speed of 52.3 m/s on a large frozen lake. If the coefficient of kinetic friction between the puck and the ice is 0.02, what is the speed of the puck after 11.8 s?

*asked on September 26, 2014* -
## statistics

A politician claims that she will receive 65% of the vote in an upcoming election. The results of a properly designed random sample of 100 voters showed that 49 of those sampled will vote for her. Is it likely that her assertion is correct at the 0.05

*asked on June 11, 2014* -
## math

c=2πr c= 7.12 pi= 3.14 find value of r -rounded to 2 decimal points

*asked on May 21, 2014* -
## Physics

I've been working on this problem for close to an hour now and keep getting very wrong numbers... The two objects with different mass (m1 = 5.0 kg and m2 = 3.0 kg) in the Atwood's machine shown in the figure are released from rest, with one object at a

*asked on April 20, 2014* -
## Elementary Statistics

There are 100 questions from an SAT test, and they are all multiple choice with possible answers of a,b,c,d,e. For each question, only one answer is correct, find the standard deviation for the numbers of correct answers for those who make random guesses

*asked on April 11, 2014* -
## problem solving - math

the men are camping 45 miles due west and then go 60 miles directly north. if they can cover 18 miles a day how long will it take them to reach the railroad?

*asked on October 3, 2013* -
## problem solving - math

timothy owns 13 chains, each chain having 3 links. timothy wants to use all the small chains to make one circular chain of 39 links. he needs 4 minutes to cut open a link and 10 minutes to close it by smoldering. timothy makes the big chain in 140 minutes.

*asked on October 3, 2013* -
## problem solving - math

3 persons are to divide among themselves 21 equal cask, of which 7 are full, 7 are half full, and 7 are empty. how can an equitable division be made, without pouring the wine from any cask into any other, in such a way that each person receives the same

*asked on October 3, 2013* -
## advance math

an aquarium is in the shape of a right rectangular prism. each side of the aquarium is a rectangle that is 10 in wide and 8 in high. when the aquarium is tilted, the water in it just cover an 8 in by 10 in end, but only three-fourths of the rectangular

*asked on October 3, 2013* -
## discrete mathematics

how many baseball games of single elimination must be played by 421 teams in a tournament before a winner is determined

*asked on October 3, 2013* -
## algebra

a teacher reported 1/5 made A's, 1/4 made B, 1/3 made C's, 1/6 made D's, and 12 made F's How many are in the class Let X = the number of students 57/60 + 12 -------

*asked on September 22, 2013* -
## college physics

a tennis ball is thrown straight up with an initial velocity of 22.5 m/s. it is caught at the same distance above the ground. a). how long does it take to reach its maximum height? b). how high does the ball rise? c). at what speed does it hit the ground?

*asked on April 2, 2013* -
## Chemistry

You have a stock 0.100 M solution of KMnO4 and a series of 100-mL volumetric flasks. What volumes of the stock solution will you have to pipet into the flasks to prepare standards of 1.00, 2.00, 5.00, and 10.0x10^-3M KMnO4 solutions? I tried using

*asked on March 19, 2013* -
## Calculus

I've been trying to solve the improper integral of ln(x)/sqrt(x) dx as a=1 and b=infinity I am required to solve for this question and according to my answer, it is divergent. However, my answer is infinity-4. Is it acceptable to say that infinity minus a

*asked on February 28, 2013* -
## Chemistry

I need help in solving this problem: A certain substance has a heat of vaporization of 42.46 kJ/mol. At what Kelvin temperature will the vapor pressure be 5.00 times higher than it was at 291 K? I know that I have to use the Clausius-Clapeyron equation,

*asked on February 24, 2013* -
## Chemistry

One of my homework problems deals with finding the change in entropy of the surroundings using the equation delta(S)= -delta(H)/T(temp.) The numbers given were T=263K and delta(H)fusion=6.0*10^(3) J/mol I know how to solve the problem, I just want to know

*asked on February 24, 2013* -
## Calculus Problem

I need to find the integral of e^(2x)sin(3x) I used integration by parts and I let u=e^2x and dv=sin(3x) My final answer was (-3/8)(e^(2x))(cos(3x)) - (1/8)(e^(2x))(sin(3x)) but it's wrong. Please help!!

*asked on February 15, 2013* -
## Calculus

Evaluate the definite integral. dx/(x*sqrt(lnx)) from 1 to e^4 I'm having trouble figuring this out, I might be overthinking it. The way I've approached this is by using u substitution and letting u=lnx. I keep getting the wrong answer though. Help is

*asked on February 15, 2013* -
## Calculus

The region between the graphs of x=y^(2)and x=2y is rotated around the line y=2. The volume of the resulting solid is... I've tried this five times and no luck. Please help. I think my a=o and b=2. I would appreciate the help.

*asked on February 9, 2013* -
## Physics

Which of the following equations describes the condition for observing the fourth bright fringe in Young's double-slit interference pattern? Assume n = 0 for the central bright fringe. Which of the following equations describe the condition for observing

*asked on January 24, 2013* -
## Physics

What is the angle of refraction of a light ray that enters the surface of a calm lake from air at an angle of 45o to the normal? The refractive index of water is 1.333. I don't even know how to start this or what the formula is. Thanks for your help in

*asked on January 24, 2013* -
## Physics

A water wave is generated in a ripple tank by an oscillator that vibrates 50 times in 30 seconds. A given trough of the wave travels 50.0 cm in 15 seconds. What is the wavelength of the water wave? Produce all your workings. I got 50/30 = 1.67 vibrations

*asked on January 24, 2013* -
## math

In a right triangle, if sin ø = (5/13), what is the value of csc ø?

*asked on December 14, 2012* -
## Physics

A person's body is producing energy internally due to metabolic processes. If the body loses more energy than metabolic processes are generating, its temperature will drop. If the drop is severe, it can be life-threatening. Suppose a person is unclothed

*asked on December 7, 2012* -
## college algebra

Can someone please help me find the x-intercepts and y-intecepts of this equation. I have the radius, and center but I can't seem to get the intercepts. x^2+y^2=16x-18y+145=25 Please show work. Thanks!!

*asked on December 4, 2012* -
## college algebra

I am having to explain how to find the domain and range of a rational function from its graph. Can someone help me to try and put this into simple terms.

*asked on November 30, 2012* -
## college algebra

find functions f anf g so that fog equals H H(x)=ãx^2+17 please show work

*asked on November 30, 2012* -
## college algebra, Please help!!

find the domain of the composite function of fog f(x)=x^2+8;g(x)ãx-5

*asked on November 30, 2012* -
## college algebra, Please help!!

solve the following equation 9^x-1 = 144(6x) please show work.

*asked on November 28, 2012* -
## college algebra

use the properties of logarithms to find the exact value of the expression loglower 3^18 - log lower3^6 **how do I make the three lower in the log equation?

*asked on November 27, 2012* -
## college algebra

solve the following exponential equation. 7^x=8 a. x= Write in exact solution b. then with that answer move the decimal 3 points over

*asked on November 27, 2012* -
## Physics

A rocket is launched at an angle of 56.0° above the horizontal with an initial speed of 103 m/s. It moves for 3.00 s along its initial line of motion with an acceleration of 31.0 m/s2. At this time its engines fail and the rocket proceeds to move as a

*asked on November 24, 2012* -
## college algebra--need help please!!

solve the equation in the real number system. 2x^4-23x^3+75x^2-88x+28=0 What are the real solutions of the equations? please show work. I do not know how to work this at all

*asked on November 23, 2012* -
## algebra

use the rational zero theorem to list the potential rational zeros of the polynomial function. Do not attempt to find the zeros. f(x)=2x^7-x^5+8x^4+52

*asked on November 20, 2012* -
## college algebra--please help

Find a bound on the real zeros of the polynomial f(x)=x^4+4x^3-8x-6 can someone help me, I am confused and don't know where to start.

*asked on November 20, 2012* -
## probability please help!!

A fair, six-sided die is rolled eight times, to form an eight-digit number. What is the probability that the resulting number is a multiple of 8? Express your answer as a common fraction. I think the last 3 digits have to be divisible by 8 to be a multiple

*asked on November 20, 2012* -
## probability - confused

A fair, six-sided die is rolled eight times, to form an eight-digit number. What is the probability that the resulting number is a multiple of 8? Express your answer as a common fraction. I think the last 3 digits have to be divisible by 8 to be a multiple

*asked on November 20, 2012* -
## Chemistry

For each of the bonds listed below use hybridized orbitals to classify the type of sigma bond that is formed between the two atoms. a) The sigma bond between boron and hydrogen in BH3 answer: sp^2 - p b) the sigma bond between S and fluoride in SF4.

*asked on November 7, 2012* -
## General Chemistry

An electron in a hydrogen atom relaxes to the n = 4 level, emitting light of 114 THz. What is the value of n for the level in which the electron originated? I am halfway through, but uncertain as to how to simplify the problem to completion. (6.63 x 10^-34

*asked on November 1, 2012* -
## Physics

When the pendulum bob reaches the mean position, the net force acting on it is zero. Why then does it swing past the mean position?

*asked on October 31, 2012* -
## Physics

Light cannot be linearly polarized by: transmission reflection diffraction diffraction

*asked on October 29, 2012* -
## Physics

Which combination of primary additive colors will produce yellow-colored light? green and blue blue and red red and green cyan and magenta

*asked on October 29, 2012* -
## Physics

Which of the following is an example of diffuse reflection? light reflected from the surface of a dry asphalt roadway light reflected from the surface of a calm lake light reflected from the surface of glossy paper light reflected from the surface of a

*asked on October 29, 2012* -
## Physics

When the pendulum bob reaches the mean position, the net force acting on it is zero. Why then does it swing past the mean position?

*asked on October 23, 2012* -
## Physics

A tennis ball is dropped from 1.80 m above the ground. It rebounds to a height of 1.00 m (assume down to be negative). (a) With what velocity does it hit the ground? (b) With what velocity does it leave the ground? (c) If the tennis ball were in contact

*asked on October 15, 2012* -
## Advanced physical science

An astronaut drops a golf ball to the surface of the moon from a height of 1.5m. The golf ball has a velocity of 2.24 m/s right before it lands on the moon (assume this height to be zero). What is acceleration due to gravity on the moon?

*asked on October 4, 2012* -
## Advanced physical science

At the top of the Washington monument, a bird drops an acorn into the reflecting pool 169m below. If the acorn has a massof 1.0 kg, with what velocity would it hit the water?

*asked on October 4, 2012* -
## Advanced physical science

A fiery ball of wood is loaded into a medieval catapult to be thrown into a castle. Unfortunately, the attacking heathens are not very smart and since geometry and physics were not studied in their time, they launched the ball straight up into the air. The

*asked on October 4, 2012* -
## APS

The Marshmellow man tromps along the streets of New York City with his blue sailor hat on. He tries to climb up a building to reach Ghostbusters and a gargoyle statue falls 326m to the street below. What height is the gargoyle when it reaches a velocity of

*asked on October 4, 2012* -
## APS

Ben eats a bowl of rice as he walks across the San Francisco Bridge. When he is finished, he drops his empty bowl 67m down to the bay water. What speed does it hit the water with?

*asked on October 4, 2012* -
## chemistry

Provide a synthesis of the following aldehyde starting from ethylene. Show the reagents and products for each step. H2C=CH2 --> CH3-CH2-CH=O Try to be as clear as possible. Thanks!

*asked on August 31, 2012* -
## Chemistry

What alkane effuses at 1/5 the rate of He

*asked on June 18, 2012* -
## economics

In the following examples, state how you would use the principle of marginal analysis to make a decision. a. Deciding how many days to wait before doing your laundry b. deciding how much library research to do before writing your term paper c. Deciding how

*asked on June 1, 2012* -
## Geometry

For an ellipse, one focus is (0,0), one vertex is (2,0), and the eccentricity is 0.4. How do I find the equation for the ellipse? It seems like I have so little information!

*asked on May 28, 2012* -
## Physics

dev.physicslab. org/asp/nyregents/2003/January/part3.asp Why is the answer to #47 2 amperes? How do I get that?

*asked on May 20, 2012* -
## physics A

A net charge of 47 mC passes through the cross-sectional area of a wire in 19.0 s. (a) What is the current in the wire? 1 A (b) How many electrons pass the cross-sectional area in 1.0 min? 2 . electrons

*asked on May 16, 2012* -
## Chemistry

Adding water to some chemicals can be dangerous because large amounts of heat are liberated. Which of the following does NOT liberate heat when water is added to it? KNO3 (the answer) NaOH Na CaO H2SO4 I guessed Na simply because it's the only one that's

*asked on May 2, 2012* -
## Chemistry

A direct-current power supply of low voltage (less than 10 volts) has lost the markings that indicate which output terminal is positive and which is negative. A chemist suggests that the power supply terminals be connected to a pair of platinum electrodes

*asked on May 1, 2012* -
## Chemistry

A 0.5224g sample of an unknown monoprotic acid was titrated with 0.0998M of NaOH. The equivalence point of the titration occurs at 23.82 mL. Determine the molar mass of the unknown acid.

*asked on April 29, 2012* -
## chemistry

Hello, I have data here: tube # Contents Initial color (after 2 drops of universal indicator) Color after adding HCl Color after adding NaOH (after the HCl had been poured) 1 CO32-/HCO3- Dark purple Purple Purple 2 CO32-/HCO3- Dark purple -- -- 3 HCH3CO2/C

*asked on April 19, 2012* -
## Chemistry

HOBr (aq) H+ (aq) + OBr- (aq), Ka = 2.3 x 10^-9 Hypobromous acid, HOBr, is a weak acid that dissociates in water, as represented by the equation. (a) Calculate the value of [H+] in a solution of HOBr that has a pH of 4.95. Ans: 1.1 * 10^-5 M (b) Write the

*asked on April 10, 2012* -
## Math

Help with identify the property 45x6=(40+5)x(5+6)= I think Assoiative prop. ( is this correct?) 6x1=6 I put identity prop. of 1 4+(6+5)=(4+6)+5= distributive prop. 8+(-8)=0 I put identity prop. of 0 5x4=4x5 I put communtive property Can you tell me if I

*asked on March 28, 2012* -
## math

A sample survey of 50 people in Harrisburg, PA indicates that 10 of them know the mayors name in the neighboring city. Out of 5,500 Harrisburg residents, how many would you predict know the name of the mayor of the neighboring city? I thought 1100. I did

*asked on March 28, 2012* -
## physics

A spherical conductor has a radius of 14.0 cm and charge of 26.0 µC. Calculate the electric field and the electric potential (a) r = 10.0 cm, (b) r = 20.0 cm, and (c) r = 14.0 cm from the center. how do i calculate k?

*asked on February 7, 2012* -
## physics HELP MEEE SO CONFUSED

A spherical conductor has a radius of 14.0 cm and charge of 26.0 µC. Calculate the electric field and the electric potential (a) r = 10.0 cm, (b) r = 20.0 cm, and (c) r = 14.0 cm from the center.

*asked on February 7, 2012* -
## Physics

I have to create a teaching aid for physics based on the principles i have learnt like gravitation , mechanical properties and many more. I am not able to find the right experiment to demonstrate infront of my teacher.Please help me deal with this by

*asked on January 26, 2012* -
## Physics

I have to create a teaching aid for physics based on the principles i have learnt like gravitation , mechanical properties and many more. I am not able to find the right experiment to demonstrate infront of my teacher.Please help me deal with this by

*asked on January 25, 2012* -
## Act Question

all distances are in feet and all are right angles. a straight line drawn from point w to point z would be how long in feet?

*asked on January 7, 2012*