Friday

October 24, 2014

October 24, 2014

Total # Posts: 73,148

**social studies**

Can somebody help me on this? I don't know what to answer. Venn Diagram Write details that tell how the subjects are different in the outer circles. Write details that tell how the subjects are alike where the circles overlap. Subject: Squatter Settlement Subject: Migrant ...
*October 16, 2014*

**calculus**

Find the maximum and minimum values of f(x, y) = xy on the ellipse 8\!x^{2} + y^{2} = 9.
*October 16, 2014*

**statistics**

show me Police academy acceptance exams to qualify for a police academy, applicants are given a test of physical fitness. the scores are norally distributed with a mean of 64 and standard deviation of 9. if only the top 20% of the applicants are selected find the cutoff score?
*October 15, 2014*

**Analytical Chem**

The following electrochemical cell can be used to calculate the formation constant Kf for a metal and EDTA. The cell has a voltage of -0.262V. The right half cell contains a metal (M^2+) with a standard reduction potential of -0.236V. Calculate the Kf for the metal EDTA ...
*October 15, 2014*

**physics**

A diver leaves the end of a 4.0-m-high diving board and strikes the water 1.3 s later, 3.0 m beyond the end of the board. Considering the diver as a particle, determine:
*October 15, 2014*

**physics**

A block of mass m = 4.20 kg slides along a horizontal table with speed v0 = 9.50 m/s. At x = 0 it hits a spring with spring constant k = 62.00 N/m and it also begins to experience a friction force. The coefficient of friction is given by μ = 0.150. How far has the spring ...
*October 15, 2014*

**Math**

Looks like 27/48 inches to me.
*October 15, 2014*

**math**

90000 and 9000 500 and 50
*October 15, 2014*

**Chem**

choose the solvent below that would show the greatest boiling point elevation when used to make a 0.10m non electrolyte solution a.C6H6, Kb= 5.12 degree C/m b. CHCl3, Kb= 4.70 degree C/m c.CCl4, Kb= 29.9degree C/m d.CH3CH2OH, Kb= 1.99degree C/m e.CH3CH2OCH2CH3, Kb=1.79degree C/m
*October 15, 2014*

**Math**

True or false: as then number in the sample becomes larger and larger (assuming it means as the sample gets larger and larger), then the mean of the sampling distribution is equal to the population distribution for any normal population. Is it false? That it would be ...
*October 15, 2014*

**Statistics **

True or false: as then number in the sample becomes larger and larger (assuming it means as the sample gets larger and larger), then the mean of the sampling distribution is equal to the population distribution for any normal population. Is it false? That it would be ...
*October 15, 2014*

**Statistics**

Find the area under the standard normal curve that lies between z = -2.09 and z = 1.98. Note: the graph may not be drawn to scale.
*October 15, 2014*

**math**

A board is two thirds yard long cut into six equal pieces how long is each piece
*October 15, 2014*

**Pre-Calc/Trig...**

A ball is thrown upward with an initial velocity of 4ft/sec from a height of ten feet. what is the maximum height that the ball will reach. h(t)= -16+vt+s
*October 15, 2014*

**Math**

Is there another way to write this equation? y=35.15e^1.04x
*October 15, 2014*

**Pre-Calc/Trig...**

Solve using any method. 1. 2x^2+5x-3=0 2. -x^2+x+1=0
*October 15, 2014*

**Science HELP**

A cow that is heterzygous for the black coat allele is crossed with a bull that is homozygous for the red coat allele. Which of the following Punnett squares represents this cross? A. B B b Bb Bb b Bb Bb Thats one punnett square B. B b B BB Bb b Bb bb Thats one punnett square ...
*October 15, 2014*

**Quick math help**

transitive yes the proof looks ok, too
*October 15, 2014*

**Quick math help**

I'm on the topic of "Algebra proofs". Is this statement an example of a transitive property?: If CD=AB and AB=8 then CD=8 Here's another problem I want you to check& note that I only have 4 blanks per side of the table (statements and reasons) Given: 2(x+3)=...
*October 15, 2014*

**math**

What is the solution of 0.1 as a fraction
*October 15, 2014*

**math**

Write the three equivalent decimals in fraction
*October 15, 2014*

**math**

Write three decimals that are equivalent
*October 15, 2014*

**Science**

A cow that is heterzygous for the black coat allele is crossed with a bull that is homozygous for the red coat allele. Which of the following Punnett squares represents this cross? A. B B b Bb Bb b Bb Bb Thats one punnett square B. B b B BB Bb b Bb bb Thats one punnett square ...
*October 15, 2014*

**Physics**

Does potential energy equal to kinetic energy within the limits of experimental error?
*October 15, 2014*

**physics**

You exert a force of a known magnitude F on a grocery cart of total mass m. The force you exert on the cart points at an angle θ below the horizontal. If the cart starts at rest, determine an expression for the speed of the cart after it travels a distance d. Ignore ...
*October 15, 2014*

**Language Arts**

No I got the answer wrong it brought my grade down it was informal.
*October 15, 2014*

**Language Arts**

So it is 100% right Because it also could be B? Thank you
*October 15, 2014*

**physics**

If the cart starts at rest, determine an expression for the speed of the cart after it travels a distance d. Ignore friction. I have to use F (known magnitude), m, the angle and d for distance.
*October 15, 2014*

**Science**

A cow that is heterzygous for the black coat allele is crossed with a bull that is homozygous for the red coat allele. Which of the following Punnett squares represents this cross? A. B B b Bb Bb b Bb Bb Thats one punnett square B. B b B BB Bb b Bb bb Thats one punnett square ...
*October 15, 2014*

**Pre-Calc/Trig...**

Use the discriminant to determine the nature of the roots. 1. 2x^2+5x-3=0 2. -x^2+x+1=0
*October 15, 2014*

**Linear Programming Homework Problem **

formulate this Lp model . write in standard form An investment firm hired you to manage one of their new mutual funds. The fund invests in two main companies/stocks, Pittsburg Steel (X1) and IMB(X2). Pittsburg Steel is currently trading at $40.00 per share and IMB at $30.00 ...
*October 15, 2014*

**Pre-Calc/Trig...**

Help me do this please. Simplify the expressions using imaginary numbers. 1. √-16 2. √-49
*October 15, 2014*

**Math**

5.235 - 0.88
*October 15, 2014*

**Linear Programming Homework Problem**

formulate this question
*October 15, 2014*

**physics**

Where you from??
*October 15, 2014*

**physics**

How far apart should two protons be if the electrical force of repulsion is equal to the weight (attraction to the earth) of one of the protons? (
*October 15, 2014*

**Language Arts**

It was D!
*October 15, 2014*

**Science**

The process in which the chromosomes in sex cells are reduced by half is called Answer choicesalleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the asnwer mitosis?
*October 15, 2014*

**Science**

In a praticular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black? A. 25% B. 50% C. 75% D. 100% Is the answer B? ...
*October 15, 2014*

**Science**

A white mouse is crossed with a black mouse. All of the offspring were grey, The genes for fur color in mice show. Answer choices alleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the answer ...
*October 15, 2014*

**Science**

Genes are specific sections of (Fill in the blank) Answer choices alleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the answer chromosome, or DNA?
*October 15, 2014*

**Math--1 question **

Name the inverse operations for each of the following operations. a. addition b. division c. multiplication d. subtraction
*October 15, 2014*

**Science**

DNA thats what I meant not DN
*October 15, 2014*

**Science**

Genes are specific sections of (Fill in the blank) Answer choices alleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the answer chromosome, or DN?
*October 15, 2014*

**Science**

Thank you
*October 15, 2014*

**Science**

To pass its traits on to the next generation, an organism must (Fill in blank) Answer choices alleles, chromosome, incomplete dominance, mitosis, codominance, centromere, DNA, diploid, reproduce, phenotype, meiosis, RNA Is the answer reproduce?
*October 15, 2014*

**Science**

2 B? So B?
*October 15, 2014*

**Science**

So C?
*October 15, 2014*

**Science**

In a praticular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black? A. 25% B. 50% C. 75% D. 100% Is the answer C? ...
*October 15, 2014*

**Science**

The only answer choices are alleles, chromosome,incomplete dominance, mitosis, codominance, cetromere, DNA, diploid, reproduce, phenotype, meiosis, RNA
*October 15, 2014*

**Science**

Chromosome pairs contain different versions of genes, which are called (fill in) My answer DNA Is that the correct answer?
*October 15, 2014*

**Science**

In order for a child to inherit a recessive genetic disease, like sickle cell anemia, healthy parents must both A. have the disease B. be homozygous for the mutated gene that causes the disease. C. be carries of the mutated gene that causes the disease D. have another ...
*October 15, 2014*

**Science**

A scientist is studying a plant species in which the flower color genes are codominant. The scientist crosses a plant with red flowers and a plant with white flowers. The offspring will most likely have A. red flowers B. white flowers C. pink flowers D. red flowers with white ...
*October 15, 2014*

**Science**

Thank you i tried to say thank you on my last post but it wouldnt let me.
*October 15, 2014*

**Science**

In humans, having dimples is a dominant trat. In order for a child to have dimples A. at least one parent must not have dimples and pass on the recessive allele. B. both parents must not have dimples and pass on the recessive allele. C. both parents must have dimples and pass ...
*October 15, 2014*

**Science**

What is a muation? A. A mutation is a permanant change in the order of bases in the DNA. B. A mutation is a temporary change in the order of bases in the DNA. C. A mutation is a permanant change in the way a cell carries out mitosis. D. A mutation is a temporary change in the ...
*October 15, 2014*

**english**

Which is the correct pronunciation of machines? a. MACK-ines b. mack-EENZ c. MUH-sheenz d. muh-SHEENZ I think that it's either c or c.
*October 15, 2014*

**Science**

In a praticular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black? A. 25% B. 50% C. 75% D. 100% Is the answer C? ...
*October 15, 2014*

**Science**

Thank you
*October 15, 2014*

**Science**

A dog is trained to sit and shake hands. These traits are most likely A. Inherited B. Not inheited C. Not aquried D. Innate Is the answer B?
*October 15, 2014*

**Algebra Help**

Determine without graphing, whether the given quadratic function has a max value or min value and then find the value. F(x)=2x^2+16x-1
*October 15, 2014*

**Math**

Thank you
*October 15, 2014*

**Math **

What are the steps to show the quotient in simplest form? Be sure to include various key words. 0.000027 divided by 0.000009 My answer 0.000027 divided by 0.000009=3 Definition of a quotient The answer after you divide one number by another. The qutient in this problem is 3. ...
*October 15, 2014*

**psychology**

1. B 2. D 3. C 4. C 5. A
*October 15, 2014*

**Math**

Ok, so the answer is A? Thanks
*October 15, 2014*

**Math**

Which of the following appears to be an irrational number? A. 0.404404440... B. 0.783783783... C. -4/15 D. 6 Is the answer A?
*October 15, 2014*

**French**

How do you say my friends X and Y are there in French?
*October 15, 2014*

**Math**

A certain computer can perform 10^5 calculations per second. How many calculations can it perform ins 10 seconds? My answer: 10^5=100,000 Multiply by 10=10^6=1,000,000 Am I correct? Thank you
*October 15, 2014*

**Math **

Leah is making chocolate chip cookies and the recipe calls for 3/4 cup of chocolate chips. If she wants to make 2/3 of the recipe what fraction of the chips will she need?
*October 15, 2014*

**Math**

Which of the following appears to be an irrational number? A. 0.404404440... B. 0.783783783... C. -4/15 D. 6 Is the answer A?
*October 15, 2014*

**Math**

Thank you!
*October 15, 2014*

**Math**

Express 0.72 as a fraction in simplest form. A. 72/100 B. 100/72 C. 36/50 D. 18/25 Is the answer D?
*October 15, 2014*

**Algebra Help**

yes thank you!
*October 15, 2014*

**Algebra Help**

find real solutions sq.root 2x+5 - sq.root x+6 = 1
*October 15, 2014*

**proportion**

write 9/12 = 4/8 in the lowest proporton
*October 15, 2014*

**English**

Thanks!
*October 15, 2014*

**English**

Yes, I have read the story, but I don't seem to understand M. Loisel's motives for advising his wife not to tell her friend about the lost necklace. Was it because they feared a bad reputation?
*October 15, 2014*

**English**

Has anyone read "The Necklace"? I want some help on a few questions.
*October 15, 2014*

**Pre-Calc/Trig...**

Am I right? Consider the function y=x^2+5x-2. What would happen to the graph if (x - 3) was substituted in place of the x? A. The graph would shift up 3 units. B. The graph would shift down 3 units. C. The graph would shift 3 units to the right. <--- D. The graph would ...
*October 15, 2014*

**Argebra 2**

can some one help me out I am not a baker or maybe I should. If I was cooking a pie for 10 people how many pounds of apples will I purchase.
*October 15, 2014*

**Algebra Answer Check**

Change 28 to -10
*October 15, 2014*

**Algebra Answer Check**

What polynomial could you subtract from 5x^3 - 12x - x^2 + 9 - 12x^5 - 6x^4 to give a difference of 19 + 8x^3 - 18x - 19x^5 - 2x^2 - 8x^4? Is the answer k (the polynomial) = 7x^5 + 2x^4 - 3x^3 + x^2 + 6x - 28?
*October 15, 2014*

**Pre-Calc/Trig...**

Thanks.
*October 15, 2014*

**Pre-Calc/Trig...**

Help me please. Which of the following accurately depicts the transformation of y=x^2 to the function shown below? y=5(x-2)^2+1 A. Shift 5 units right, stretch vertically by a factor of 2, then shift up 1 unit. B. Shift up 1 unit, stretch horizontally by a factor of 5, then ...
*October 15, 2014*

**Calculus problem (PLEASE HELP!!)**

The diameter of a human pupil in millimetres is given by D= (2 + 4x^-0.3) / (1 + x^-0.3) where x is the luminance measured in candelas per square metre. Using this function,what is the diameter of the pupil when there is no light? What happens to the diameter of the pupil as ...
*October 15, 2014*

**Calculus (Need help)**

Not sure how do do this. Please help? Find all values of a and b so that the function is continuous for all x E R. f(x)= −3a + 4(x^5)b x ≤ −1 { ax − 2b −1 < x < 1 3x^2 − bx + a x ≥ 1
*October 15, 2014*

**Physics/science**

A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it? HELP ME PLSSSSSSS!!!!!
*October 15, 2014*

**Science**

A stuntman drives a motorcycle off a 350 m cliff going 70 mph. The angle of elevation of the cliff is 21 degree. He is hoping to make it across a 261 m wide river and land on a ledge 82 m high. Does he make it?
*October 15, 2014*

**Calculus I**

lim x→ ∞ of e^(−x) sin√x A little lost. Help would be appreciated.
*October 15, 2014*

**physics**

A worker on scaffolding 75 ft above the ground needs to lift a 410 lb bucket of cement from the ground to a point 25 feet above the ground by pulling on a rope weighing 5 lb/ft. How much work is required
*October 15, 2014*

**Math**

Which number will have the same result, when rounded to the nearest ten or hundred? Is it 97, 118 and 5, 179 or 5,091?
*October 15, 2014*

**Physics**

The hydrogen atom contains 1 proton and 1 electron. The radius of the proton is approximately 1.0fm femtometers, and the radius of the hydrogen atom is approximately 53 pm (picometers). - Calculate the volume of the nucleus and the volume of the atom for hydrogen. - What ...
*October 14, 2014*

**Sales**

•Jim, Juan, Mary, and John are all managers for the same company •Jim always meets the sales goals •Juan exceeded the goal by 15% on Tuesday and 10% on Wednesday. •Mary’s goals for each day of the week are 5% lower than the goals for other managers. &#...
*October 14, 2014*

**Language Arts**

lol it is in the book u dont look lol
*October 14, 2014*

**Language Arts**

It's not in there. That's why I'm asking.
*October 14, 2014*

**Language Arts **

Which of the following should you do during your third read of the multi-draft reading process? a.identify the author's tone and viewpoint b.evaluate how the selection compares to another c. examine the type of organization used in the selection d. determine the author'...
*October 14, 2014*

**L.A. HELP**

Which of the following should you do during your third read of the multi-draft reading process? a.identify the author's tone and viewpoint b.evaluate how the selection compares to another c. examine the type of organization used in the selection d. determine the author'...
*October 14, 2014*

**Language Arts**

Based in the passage, why did the author write " The perfect house?" A. To show that women should be housewives and that Gabe was foolish. B. To show that Gabe was a strong woman and men were not equal to her. C. To show that women are more than house workers and ...
*October 14, 2014*

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