Friday

December 19, 2014

December 19, 2014

Total # Posts: 18,868

**math**

Right!
*March 13, 2014*

**Weather needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*March 13, 2014*

**Science**

These apply to any subject. http://drdavespsychologypage.homestead.com/Be_Here_Now_.pdf http://drdavespsychologypage.homestead.com/Learning_Requirements.pdf http://drdavespsychologypage.homestead.com/Learning_Hints.pdf
*March 13, 2014*

**Biology**

Right
*March 12, 2014*

**Science... plz help~!(?)**

https://www.google.com/search?client=safari&rls=en&q=popul+Vuh&ie=UTF-8&oe=UTF-8#q=popol+vuh+mayan&rls=en
*March 12, 2014*

**Algebra**

(x+y)^2 = x^2 + 2xy + y^2
*March 12, 2014*

**Alegbra**

Online "^" is used to indicate and exponent, e.g., x^2 = x squared. When multiplying terms, the exponents are added. (x^5)(x^7) = x^12
*March 12, 2014*

**SCIENCE HELP ASAP PLZ! ONLY ONE QUESTION!!!!!!!!**

Since when do social groups provide instincts?
*March 12, 2014*

**SCIENCE HELP ASAP PLZ!**

If you have no territory, you have no resources.
*March 12, 2014*

**Science**

Since this is not my area of expertise, I searched Google under the key words "respiration of animals" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=respiration+of+animals&ie=UTF-8&oe=UTF-8 In the future, you can find the ...
*March 11, 2014*

**math**

Find 2 factors in your end terms that will add to give the middle term. 18 = 9*2 = 6*3 This doesn't seem possible with your equation. Do you have a typo?
*March 11, 2014*

**Chem needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*March 11, 2014*

**human biology please help**

Since this is not my area of expertise, I searched Google under the key words "golgi bodies function" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=golgi+bodies+function&ie=UTF-8&oe=UTF-8 In the future, you can find the ...
*March 11, 2014*

**algebra**

Find the mean first = sum of scores/number of scores Subtract each of the scores from the mean and square each difference. Find the sum of these squares. Divide that by the number of scores to get variance. I'll let you do the calculations.
*March 11, 2014*

**Liberal Arts Math II**

https://www.google.com/search?client=safari&rls=en&q=snowflake+island+perimeter&ie=UTF-8&oe=UTF-8
*March 11, 2014*

**biology PLEASE HELP**

Cell membrane
*March 11, 2014*

**human biology need help**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*March 11, 2014*

**Physics needs help**

Indicate your specific subject in the "School Subject" box, so those with expertise in the area will respond to the question.
*March 11, 2014*

**Math**

I would use a bar graph for both.
*March 11, 2014*

**Math**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*March 11, 2014*

**Math - please help**

L = 3s k = s -20 s + 3s + s-20 = 170 Solve for s, then k and L.
*March 11, 2014*

**Algebra**

Right!
*March 11, 2014*

**Algebra**

1, 2. Okay 3. √0 - 2 = -2… √9 - 2 = 3 - 2 = 1 I'll let you do the other two.
*March 11, 2014*

**math**

.06% = .0006
*March 11, 2014*

**Please Help Me :( Science: Biology, Genetics!**

1. alleles? 2. mitosis, meiosis 3. incomplete dominance? 4. chromosomes 5. reproduce?
*March 10, 2014*

**6th grade math - statistics**

The middle 50% would be from between 3 and 4 to between 8 and 10 (the middle 6 scores). Q1 defines the lowest 25% (0, 1, 3), while Q3 defines the highest 25% (10, 12, 12).
*March 10, 2014*

**exam # 013050 (?)**

No data given.
*March 10, 2014*

**Alegbra**

x = 5000-y .05x + .08y = 331 Substitute 5000-y for x in second equation and solve for y. Insert that value into the first equation and solve for x. Check by inserting both values into the second equation. Where can I find those interest rates?
*March 10, 2014*

**Math (?)**

What is your question?
*March 10, 2014*

**math(QUESTION)**

Agree
*March 10, 2014*

**psychology**

Since there are so many variables in personal interaction, it might be best to use several recorded requests (same content) from both genders and have doctors respond to them. To make is double blind, a third party would be the only one who knows the gender of the speakers, ...
*March 10, 2014*

**operations and supply**

Since this is not my area of expertise, I searched Google under the key words "master production schedule" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=master+production+schedule&ie=UTF-8&oe=UTF-8 In the future, you can find the...
*March 10, 2014*

**statistics**

I'm not sure what you might be asking. Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.
*March 10, 2014*

**algebra**

Cannot copy and paste here.
*March 9, 2014*

**algebra (?)**

No drawing seen. Cannot copy and paste here.
*March 9, 2014*

**Statistics**

Is that value the Z score or the probability? Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (.095) and its Z score.
*March 9, 2014*

**Child Care**

Here are some methods for learning this, but I agree the Pre-K is probably too young for them to absorb the lesson. http://drdavespsychologypage.homestead.com/Prejudice__Us_vs_Them.pdf http://drdavespsychologypage.homestead.com/Prejujdice__Causes_and_Solutions.pdf http://...
*March 9, 2014*

**Statistics**

The mean serves as a fulcrum or balance point for a distribution. Therefore the difference from 30 must be the same on both sides. A wide variation of values could fit both situations. However, in the second situation, all scores could be 30.
*March 9, 2014*

**math**

40 * $7.60 = ?
*March 8, 2014*

**Algebra 1**

Assuming that there is no door or the door is painted as part of the wall: Ceiling = 9 by 7 = ? Opposite walls = 2(8*7) + 2(8*9) = ? Combine all of above and divide by 275. Any fraction would be left over.
*March 8, 2014*

**Algebra 1**

There are 89 two-digit numbers (10-99). The tens digits are higher in 10, 20, 21, 30, 31, 32 etc. Count them up.
*March 8, 2014*

**Algebra 1**

Since only the middle group have iPhones, 12%.
*March 8, 2014*

**Math**

Online "^" is used to indicate and exponent, e.g., x^2 = x squared. f(x) = 2x^2 – 3 = 2*2*2 - 3 = ?
*March 8, 2014*

**Statistics**

If the events are independent, the probability of both/all events occurring is determined by multiplying the probabilities of the individual events. 3/8 * 3/8 = ? 3/8 * (3-1)/(8-1) = ?
*March 8, 2014*

**Statistics**

Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score. OR… http://davidmlane.com/hyperstat/z_table.html
*March 8, 2014*

**Statistics**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*March 8, 2014*

**math**

y = (9 * 11 * 11) + 9 = ?
*March 7, 2014*

**Science**

It's a start, but I will let you elaborate it.
*March 7, 2014*

**Science**

Travel at miles per hour, feet per second or meters per minute? If you have a value of ten for each, they would be distinctively different.
*March 7, 2014*

**Statistics**

If the experiment involves two independent variables, the possibility of an interaction between the variables can be measured.
*March 7, 2014*

**Algebra word problem**

(7*6) - 2^2π = ?
*March 7, 2014*

**Algebra**

420 + .07(420)x > 552 + .04(552)x Solve for x.
*March 7, 2014*

**Algebra**

(6 * 9) - π4^2 = ?
*March 7, 2014*

**Asking For Your Opinion:**

"I personally don't like how the language sounds and its mechanics." That is what you will learn by taking the courses.
*March 7, 2014*

**Asking For Your Opinion:**

Consider what language — other than English — that you would be most likely to use. If that is French, go for it.
*March 7, 2014*

**biology**

Since this is not my area of expertise, I searched Google under the key words "enzyme tests" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=enzyme+tests&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more...
*March 7, 2014*

**Science**

https://www.google.com/search?client=safari&rls=en&q=tiger+quolls+habitat&ie=UTF-8&oe=UTF-8
*March 7, 2014*

**mathematics.**

1/4
*March 7, 2014*

**math**

(6-4.5)/4.5 = ?
*March 7, 2014*

**math**

Check = -$8.98 Deposit = +$8.98 Difference between the two: $8.98 - (-$8.98) = ?
*March 6, 2014*

**Algebra**

(x-7y)(x+3y)
*March 6, 2014*

**prealgebra**

V=πr^2h 525 = 7πr^2 Insert the value you want for π (pi), calculate r, then double that to find diameter.
*March 6, 2014*

**Algebra**

Find factors of -28 that will add to -3.
*March 6, 2014*

**science**

Dominant traits will perpetuate, while recessives may not.
*March 6, 2014*

**science**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. Different names will not make it speedier either.
*March 6, 2014*

**math**

(x-5)(x-3) = 0 x = 5,3
*March 6, 2014*

**Math**

1/3 + 5/6 = 2/6 + 5/6 = 7/6 = 1 1/6
*March 6, 2014*

**Math**

If the triangle is equilateral, then: 5x - 7 = 2x + 5 Solve for x.
*March 6, 2014*

**MAT-134 Math XL**

9x^4(x^2-7x+4)
*March 6, 2014*

**Science**

mitosis
*March 6, 2014*

**Math 100**

Isn't gross sales identical to plan B? 12(2400) + .09(2400)12 > 32000
*March 6, 2014*

**math 100**

2x>3x-40 An inequality is treated just like an equation, except that multiplying/dividing by a negative value reverses the carat (< to >). -x > -40 x < 40
*March 6, 2014*

**Biology -Genetics**

False, they are also found in all body cells, except only the males have Y.
*March 5, 2014*

**math**

3/7 three chances out of seven
*March 5, 2014*

**Math**

You are welcome!
*March 5, 2014*

**Math**

a. (1 - .25) 10 = x b. 1.25x = 201 Solve for x.
*March 5, 2014*

**Spanish**

Qué
*March 5, 2014*

**Science**

What about spiral shaped?
*March 5, 2014*

**Science**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*March 5, 2014*

**6th grade science**

The gene for hemophilia is sex-linked, a recessive on the X-chromosome. The daughter must have both Xs with the gene, while the son does not have the gene on his X chromosome. With that information, you should be able to get the parental genotypes.
*March 5, 2014*

**statistics (?) **

What null hypothesis do you want to consider?
*March 5, 2014*

**statistics**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.
*March 5, 2014*

**science**

The process of body cell replication. https://www.google.com/search?client=safari&rls=en&q=mitosis&ie=UTF-8&oe=UTF-8
*March 5, 2014*

**science (?)**

What is a "prac"?
*March 5, 2014*

**science**

Since this is not my area of expertise, I searched Google under the key words "newtons first law" to get these possible sources: https://www.google.com/search?client=safari&rls=en&q=newtons+first+law&ie=UTF-8&oe=UTF-8 In the future, you can find the information you ...
*March 5, 2014*

**Math (?)**

We haves no idea of the arrangement, especially the corners.
*March 4, 2014*

**math**

Temperature > -20º F
*March 4, 2014*

**Math**

Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you. See your later post.
*March 4, 2014*

**Math 3**

Population is the total group, while the sample is a portion of that total.
*March 4, 2014*

**math Standard deviation**

Z = (score-mean)/SD Insert values and calculate.
*March 4, 2014*

**math probability**

Z = (score-mean)/SD Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability related to the Z score.
*March 4, 2014*

**math**

360 * .80 = ?
*March 4, 2014*

**algebra**

A = 450 - C 70A + 40C = 27750 Substitute 440-C for A in second equation and solve for C. Insert that value into the first equation and solve for A. Check by inserting both values into the second equation.
*March 3, 2014*

**home,school &COMMUNITY**

Also, please do not use all caps. Not only is it harder to read, but it is like SHOUTING online. Thank you.
*March 3, 2014*

**Algebra help PLEASE?**

V = π*r^2*h Insert values and calculate.
*March 3, 2014*

**math**

Divide the amount of change by the original amount. (4-12)/12 = ? (20-15)/15 = ?
*March 3, 2014*

**Math oops**

3.5y = 10.5 - 2.1 = 8.4 y = 8.4/3.5 = ?
*March 3, 2014*

**math**

(76 - 51)/76 = ?
*March 3, 2014*

**Math**

7/8(20) = 17.5 1/4x = 17.5 Solve for x.
*March 3, 2014*

**math**

What is 1/2 as decimal or percent?
*March 3, 2014*

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