Search: Math. Increases

Number of results: 187,606

math
in scatterplot comparing x and y, the y-values are along the vertical axis. the line of the best fit is horizontal. which statement best describes relationship between x and y? a)as x increases y increases b)as x increases y decreases c)as x increases y stays the same d)as y ...
Friday, March 27, 2009 at 9:48pm by vernee

Chemistry
The rate of the reaction increases with increased concn, increases with increased surface area, generally increases with increased temperature, and increases with the use of a catalyst.
Monday, October 11, 2010 at 6:16pm by DrBob222

Statistics
As x increases, does the value of r imply that y should tend to increase, decrease, or remain the same? Explain. ( Since r is zero, as x increases, y decreases. Since r is negative, as x increases, y remains the same. Since r is negative, as x increases, y decreases. Since r ...
Thursday, June 24, 2010 at 3:42pm by alex

science-biology help
I means as oxygen content increases, then the respiration rate increases, and metabolism increases.
Saturday, October 17, 2009 at 8:03pm by bobpursley

Chemistry
What happens to these physical properties as the strength of intermolecular forces increases? My answers are there as well but its not correct Increase or decrease? a) melting point - increases b) vapor pressure-increases c) boiling point- increases d) viscosity - decreases e...
Monday, May 11, 2009 at 7:43pm by Saira

chem: equilibrium
In which direction does the equilibrium shift for the following reaction? SO2(g) + NO2 (g) <-> SO3(g0 + NO(g) + 42 KJ a. temperature increases b. pressure increases c. [SO2] increases d. [NO2] increases e. temperature decreases f. [No] increases Im confused on ...
Monday, May 14, 2012 at 10:33pm by bkue

economics
After an unexpected increase in the price of oil, the long run adjustment_____ the price level and_____the unemployment rate as they return to original levels. a- decreases, increases b- increases, increases c- increases, decreases d- decreases, decreases a?
Wednesday, October 7, 2009 at 1:24pm by dave

Chemistry
I still don't unerstand but 1. Generally gases decr4eae solubility as T of liquid increases. 2. Generally as partial pressure of gas increases the solubility increases. 3. I have absolutely no idea what this is talking about. 4. solubility increased. 5. Solubility of O2^N2...
Wednesday, January 23, 2013 at 8:29pm by DrBob222

Math
note that as x increases by 2, y increases by 1. so, y = 1/2 x + something since 3 = 1/2 (2) + 2, try y = x/2 + 2 works for me
Saturday, September 22, 2012 at 12:18pm by Steve

math
The numerator increases by 2 each time, while the denominator increases by 1.
Tuesday, March 1, 2011 at 7:44pm by PsyDAG

chemistry
As the temperature increases the decomposition increases. Another way of saying it is that the rate of decomposition increases with increasing T.
Sunday, September 26, 2010 at 11:22pm by DrBob222

econ
If a person's nominal income increases by 8% while the price level increases by 10%, the person's real income:- a) increases by 2%, b) increases by 18%, c) decreases by 18%, d) decreases by 2%.
Monday, July 27, 2009 at 7:51pm by Anonymous

statistics
Is the magnitude of an earthquake related to the depth below the surface at which the quake occurs? Let x be the magnitude of an earthquake (on the Richter scale), and let y be the depth (in kilometers) of the quake below the surface at the epicenter. Suppose a random sample ...
Friday, August 20, 2010 at 4:17pm by karen

math
1.As the 1st quantity increases, the 2nd quantity also increases. 2.As the 1st quantity increases, the second quantity decreases.
Wednesday, February 6, 2013 at 5:40am by charles

physics
A variable capacitor is connected to an ac source. what effect does decreasing the capacitance have on the reactance and current in this circuit? Reactance Current A) increases decreases b) decreases no change c) decreases increases d) increases increases e) no change no ...
Saturday, May 1, 2010 at 7:25pm by seema

Math
Give example of each function: (a) degree 2; two zeros, the function decreases then increases (b) degree 3; three zeros, the function increases, decreases, then increases (c) degree 3; two zeros, the function decreases, increases, then decreases (d) degree 1; one zero, the ...
Monday, April 30, 2012 at 2:01pm by tina

chemistry
Remember that "like dissolves like." As n increases, the molar mass increases, and the solubility in water decreases while the solubility in carbon tetrachloride increases.
Monday, July 21, 2008 at 7:12pm by DrBob222

Pre Calculus
As x increases from p/4 to 3p/2, the value of sin(x) : A.increases throughout the interval B.decreases at first, then increases C.increases at first, then decreases D.decreases throughout the interval E.none of the above please explain why the answer is as it is, I dont ...
Saturday, September 11, 2010 at 10:59pm by Jack

Math
if you have a slanted line, draw a right triangle with the line as hypotenuse. Looking at the triangle, the slope of the line is the height/width. In the x-y plane, slope is ∆y/∆x That is, it tells how fast y is changing as x changes. If y increases by 3 ...
Thursday, February 28, 2013 at 11:10am by Steve

Chemistry
a. Increasing T increases the energy of the molecules which increases the probability that a reaction will take place when a collision takes place. b. Compressing the gas into a smaller volume increases the concn of the gases and that increases the change of a collision. c. ...
Thursday, January 20, 2011 at 10:53am by DrBob222

math (anybody can answer this,my son homework, i )
note that as x increases by 3, y increases by 15. So, the slope is 15/3=5 y = 5x
Monday, April 22, 2013 at 11:31pm by Steve

math
A company with 364 employees increases its workforce to 455. What is the percent increases in the workforce?
Thursday, April 7, 2011 at 9:49pm by Ryan

Chemistry
Which of the following statements correctly describes the change which occurs when a liquid vaporizes at its boiling point at a given external pressure. a) The entropy decreases b) The temp increases c) The kinetic energy increases d) The potential energy increases I can't...
Sunday, February 7, 2010 at 9:50pm by sh

math - incomplete
speed increases at a rate of 1.2m/s/? If the speed increases, the value (m/s) increases by 1.2m.s every how often? acceleration is not measured as m/s. It looks to me like you should have written the acceleration is 1.2m/s^2, and you want to find how long it takes the speed to...
Saturday, August 4, 2012 at 4:09am by Steve

PHYSICS HELP
If the external world does work on the system, the energy of the system increases , decreases or remains the same? I think it increases. Am I correct? The system increases. Yes, you are correct.
Wednesday, January 10, 2007 at 7:27pm by Pat

Chem
Consider the exothermic reaction CoCl42-(aq) + 6 H2O(l) --> Co(H2O)62+(aq) + 4 Cl -(aq). Will the equilibrium concentration of CoCl42- increase or decrease when the following changes occur? (a) HCl is added. increases decreases .(b) Co(NO3)2 is added. increases ...
Tuesday, April 19, 2011 at 6:44pm by Rebekah

Economics
In the short run, if the Reserve bank decreases interest rates, then consumption and investment_____, planned aggregate expenditure _____ are short-run equilibrium output_____. A: increase, increases, increases B: increase, increases, decreases C: increase, decreases, ...
Saturday, August 15, 2009 at 12:22am by Court

Math
Let x=1 20 ≡ 5 (mod 15) As x increases by 1, the residue increases by 5, so no integer value of x satisfies the equation. If you allow rational values for x, then it is easy to find many such x's: 9/20 comes to mind first...
Tuesday, October 11, 2011 at 7:55pm by Steve

Science
Circle one of the following is what the directions state. I think that the answer is increases for all of them but I just want to make sure can someone help me? Cardiovascular activity (increases/decreases) resting heart rate. Cardiovascular activity (increases/decreases) ...
Thursday, April 21, 2011 at 1:23pm by Anonymous

math
call the inputs x and the outputs y. Each time x increases by 1, y increases by 2. So, y = 2x + ... Since x starts at 15, but y starts at 2*1, we can say y = 2(x-14) = 2x - 28
Tuesday, January 3, 2012 at 5:11pm by Steve

math
Using the two-point form of a line: (t-5)/(5-4) = (t-1)/(5+2) t-5 = (t-1)/7 7t-35 = t-1 6t = 34 t = 17/3 You can see this by noting the slope of the line is 2/3. So, as x increases by 1 from 4 to 5, y increases by 2/3 from 5 to 17/3.
Wednesday, October 26, 2011 at 10:44pm by Steve

chemistry
H2C=CH2(g) + H2(g) C2H6(g) Adding a small amount of platinum powder greatly increases the rate of the reaction above. How might the platinum be affecting the rate of the reaction? (Select all that apply.) 1) It increases the concentration of the reactants. 2) It increases the ...
Thursday, November 18, 2010 at 2:42pm by nick

physics
When the applied force increases the velocity of an object, the energy increases.
Saturday, February 25, 2012 at 2:33pm by Henry

chemistry
well, bp increases, vapor pressure decreases, hardness increases, and so on.
Sunday, August 21, 2011 at 5:12pm by bobpursley

Chemistry
T increases, rate increases. Same for concn and surface area.
Monday, March 1, 2010 at 10:52pm by DrBob222

physics
As the period of a wave increases, the frequency increases true or false?
Sunday, December 9, 2007 at 8:08pm by taylor

7th grade math
The two variables are positively correlated, one increases while the other increases. However, there is a limit to the growth of a tiger. Have you ever heard of a two-ton tiger?
Monday, September 19, 2011 at 8:46pm by PsyDAG

algebra
The slope is the amount that the cost increases as the hour increases by 1. That would be 0.50
Tuesday, January 31, 2012 at 11:43pm by Steve

statistics
a. The z-score increases. b. Cohen's d is not influenced by sample size. c. Power increases.
Friday, March 18, 2011 at 11:48pm by Britney

statistics
For a given level of significance, the critical value of Student's t increases as n increases.
Wednesday, January 14, 2009 at 11:31am by PAM

Econ
As the interest rate increases, the opportunity cost of money: A. Increases for both lender and borrower. B. Increases for the borrower but not the lender. C. Decreases for both lender and borrower. D. Decreases for the borrower but not the lender. My answer - D (Because, As ...
Wednesday, December 12, 2007 at 3:45pm by Psharp

Pre-Algebra
A positive relationship, where one typically increases while the other increases.
Tuesday, March 19, 2013 at 3:13pm by PsyDAG

differential calculus
Find how fast (a) the circumference (b)the area, if a cicle increases when the radius increases.
Wednesday, July 27, 2011 at 11:34am by wen

7th Grade Help
If the temperature increases in a sample of gas at constant volume, then its a. volume increases b. pressure decreases c. pressure increases d. volume decreases Plz help me, I don't know it.
Saturday, September 8, 2012 at 1:36pm by completeidiot

college Chemistry
if conductivity increases, brightness increases.
Sunday, May 5, 2013 at 11:37am by bobpursley

Physics Help, Please!
F = m Ac = m v^2/R F increases as speed increases
Sunday, November 4, 2012 at 1:48pm by Damon

Statistics
. As the sample size increases The confidence interval also increases (gets larger) The confidence interval decreases (gets smaller) The confidence interval stays the same The population mean increases.
Tuesday, June 22, 2010 at 10:54am by Jacob

Macroeconomics
if investment increases by $100 and, as a result, GDP ultimately increases by $200, the multiplier equals?
Tuesday, May 24, 2011 at 3:23pm by Leonard

Physical Science
Using the kinetic theory, explain why the pressure of a gas increases when its temperature increases.
Wednesday, February 13, 2008 at 8:36pm by Wally

Chemistry
using kinetics explain: a.the increasing of concentration of reactants increases the rate of reaction. b.the addition of a catalyst increases the rate at which a reaction will take place. c.and increase in temperature increases reaction rate. d.a catalyst grounded into powder ...
Monday, March 3, 2008 at 8:58pm by Chuck

volumes of prisms
if you assume that the "diameter" of the prism remains constant, then the volume increases. Under other assumptions, the volume can stay the same or decrease. Just as the area of regular polygons with constant apothem increases as the number of sides increases, so ...
Sunday, April 7, 2013 at 2:42pm by Steve

physics
If radius increases by a factor of 3, then v^2 increases by 3.
Wednesday, October 31, 2007 at 6:40pm by bobpursley

Ninth Grade Math
things get easier if you arrange the table in order of increasing In values: 1 3 6 10 3 17 38 66 differences: 2 3 4 14 21 28 Note that as the IN difference increases by 1, the OUT difference increases by a multiple of 7 OUT = 3 + 7(IN-1)
Thursday, August 30, 2012 at 10:13pm by Steve

high school
in an inverse relationship, when one variable _______, the other increases. A. is not affected B. stays the same C. increases D. decreases
Monday, January 25, 2010 at 11:23am by Anonymous

8th grade
Data plotted on a graph results in a line that slopes upward from left to right. This graph tells you that a)when one variable increases, the other variable decreases. or b) when one variable increases, the other variable increases?
Monday, October 11, 2010 at 7:16pm by Angelo

Physics
If amplitude increases by 5x, intensity (power/area) increases by 25x. That corresponds to 14.0 dB (10 x Log10 of 25)
Monday, June 13, 2011 at 7:50pm by drwls

Statistics
As standard deviation increases, samples size _____________ to achieve a specified level of confidence. A. Increases B. Decreases C. Remains the same
Thursday, October 21, 2010 at 4:22pm by Daniel

Macro Economics
If supply increases and demand increases, the the price must drop while the number of units purchased may remain unchanged. T or F?
Wednesday, September 10, 2008 at 6:35pm by Jim

Microeconomics
You are the manager of a California winery. How would you expect the following events to affect the price you receive for a bottle of wine? You may include graphs if they help illustrate your response. a)The price of comparable import wines decreases b)One hundred new wineries...
Wednesday, May 9, 2012 at 5:29pm by Priya

math
Hi, I had a question about exponential growth. The problem says: The population in Woonsocket is 43,500. Every year the population increases by 2%. Write the exponential equation that represents this situation. I put that the equation was 43,500 (1+.2)^y (y standing for how ...
Tuesday, March 4, 2008 at 4:48pm by Juliana

Economics
Increases in availability or quality of natural resources for a country increases its production possibilities. In a graphical sense, it shifts the supply curve outward.
Sunday, January 2, 2011 at 1:16pm by John

Science-Periodic Table
from carbon to the right, ions get more positive (N is -3, O -2, F -1). from carbon to the left, ions get more negative (B+3, Be+2, Li+1) From carbon down, atomic number increases and atomic mass increases. If you move to the right and down, atomic mass increases, and atomic ...
Thursday, April 8, 2010 at 7:56pm by bobpursley

psychology
Not only is it correlated, but it is positively correlated. This means that one variable increases as the other increases. A high correlation could also be one in which one variable increases as the other decreases, a negative correlation. I hope this helps a little more. ...
Thursday, February 26, 2009 at 8:06pm by PsyDAG

Chemistry
The only factors that effect the rate of reaction are the temperature used for heating, concentration of your reactants , physical state of your reactants, pressure and the catalyst used. However, reducing the volume of the reaction vessel increases the number of collisions so...
Monday, March 8, 2010 at 1:14am by Veronica

chemistry
Yes, the trend is as you have it. The strength HF<HCl<HBr<HI so you see the acidity increases as size increases. For electronegativity, acidity increases with electronegativity; i.e., NH3<H2O<HF
Tuesday, March 23, 2010 at 9:24pm by DrBob222

math
When a person is swinging the amplitude (the swings"s distance above it's rest position) increases with each pump. According to Scientific magazine the amplitude increases by adding a constant when the person pumps sitting down, and by multiplying by a constant when ...
Friday, April 27, 2012 at 9:58am by John

Calculus 2
Do you mean r = a * (theta) ? For each change in theta by amount dtheta, the radial coordinate increases by a*dtheta and the normal component increases by a*theta*dtheta. Using the Pythagorean theorem, the spiral length increases by sqrt[a^2(theta^2+1)]dtheta = a sqrt(theta^2...
Monday, July 14, 2008 at 12:41am by drwls

Economics
Could you please check these thanks. Directions: Supply can decrease and increase depending upon several factors. Also you must put if that factor increase/decreases amount of supply, if the supply curves to the left/right, and if the cost to produce is increasing/decreasing ...
Monday, May 11, 2009 at 6:57pm by Cathy

physics
Whether charge increases or not depends upon whether the capacitor remains connected to a constant-voltage source when the area is added. If it is, the n C increases by a factor (A1 +A2)/A1. Area increases by the same factor, and charge density (Q/A) would remain the same.
Thursday, September 2, 2010 at 2:28am by drwls

Chemistry
Explain the following observation in terms of the collision theory, restricting each to about 25 words. NO(g) + O3(g)--> NO2(g) + O2(g) (a) An increase in temperature increases the reaction rate. (b) Compressing the gases into a smaller volume increases the reaction ...
Thursday, January 20, 2011 at 10:53am by Patrick

Calculous
As we saw in a previous posting, f(x) is increasing where f'(x) is positive. A positive slope means that when x increases, f(x) increases. A negative slope means that as x increases, f(x) decreases. f'(x) = 8x^(-1/3) - 4 So, we want 8/x^1/3 - 4 > 0 8/x^1/3 &...
Sunday, November 20, 2011 at 4:33pm by Steve

Math Algebra 1
Note that each time x increases by 1, y increases by x I think there's a typo. When Y=55, x should be 9, not 8. So, Y(x) = 1 + 2 + 3 + ... + x Note that if you expand the terms a bit more, 1 + 2 + 3 + 4 + ... + x-3 + x-2 + x-1 + x you can take them in pairs, working from ...
Wednesday, October 26, 2011 at 7:26pm by Steve

Chemistry130
As you go down a column (group, family) on the periodic table, the number of electron shells increases "shielding" the nucleus and weakening its attraction on outer (valence) electrons. As you go from left to right on a row (period), the nuclear charge increases but ...
Thursday, September 17, 2009 at 10:18am by GK

chemistry
2 NO2(g) N2(g) + 2 O2(g) The ΔH° for the reaction above is -66.4 kJ. The system is initially at equilibrium. What happens if N2 is added to the reaction mixture at constant temperature and volume? The reaction absorbs energy. The reaction releases energy. [NO2] ...
Sunday, September 19, 2010 at 10:19pm by Megan

dara
the volume of a cube increases at average of 24cm^3 /min while it's length increases 2 cm/min
Friday, January 18, 2013 at 12:18pm by hana

stastics- correlation and regression
When x increases by 1, y increases by 1/4. 1 is correct, but if both variables increase, is that a positive or negative correlation?
Tuesday, October 19, 2010 at 1:31am by PsyDAG

science
If u use 4 g of calcium carbonate in excess acid,instead of 2 g.They find that the rate of the reaction increases.why the rate increases?
Wednesday, July 13, 2011 at 8:31am by Nonhlanganiso

science
Electrical current generally increases as voltage increases. true false I think it is False..?
Monday, April 15, 2013 at 7:56pm by Cassie

Science
Electrical current generally increases as voltage increases. true false I think this is true?
Monday, April 15, 2013 at 5:31pm by Cassie

Physics Help, Please!
When a car goes around a curve (without skidding), on a level road, Select one: a. no friction force is needed because the car simply follows the road. b. the friction force of the road on the car increases when the car’s speed decreases. c. the friction force of the road...
Sunday, November 4, 2012 at 1:48pm by Michael

economics
Suppose that when a firm increases output by 20%, long-run total cost increases by 50%. The firm will experience
Sunday, August 19, 2012 at 11:53am by Annie

Business Statistics
The standard deviation of all possible sample proportions increases as the sample size increases - TRUE OR FALSE
Monday, July 11, 2011 at 7:47pm by CS

physics
if i look at this formula Q=CV=epsilon(A1+A2)V/d, then shouldnt charge increases then charge density also increases
Wednesday, September 1, 2010 at 8:58pm by blasting

Physics
As the distance between two masses increases, the gravitational force of attraction between them Decreases Increases remains the same
Friday, March 13, 2009 at 1:36am by Jill

PHYSICAL SCIENCE
A SIMPLE MACHINE CAN BE DIVIDED INTO 2 CATEGORIES. WHAT ARE THEY ?? One which increases force, or one which increases distance(or speed).
Thursday, April 26, 2007 at 11:03pm by BRITTANY

fin 200
As the time period until receipt increases, the present value of an amount at a fixed interest rate A. decreases. B. increases. C. remains the same. D. Not enough information to tell.
Sunday, February 6, 2011 at 11:10am by marie

Physics
resistance increases with increasing temp. Therefore, current decreases as temp increases
Sunday, June 5, 2011 at 5:49pm by bobpursley

Physical Science
The molecular motion increases and the number of collisions with the walls increases and molecules colliding with the walls of the container is what exerts pressure.
Wednesday, February 13, 2008 at 8:36pm by DrBob222

Economics
There is a trade-off between the objective of reducing a trade deficit and the objective of reaching full employment because:(A)Net exports rise as income increases(B)As income increases, the trade deficit rises(C)Imports fall as income increases(D)Fiscal policy and monetary ...
Sunday, November 4, 2007 at 1:13pm by Sharp

Pre-Algebra
I think at the prealgebra level, your teacher would be looking for positive. As height increases, weight increases which is a positive relationship.
Monday, March 4, 2013 at 10:38am by Dr. Jane

physics
P V = n R T if we are talking about an ideal gas. If T increases, only the product of P and V increases. You must know more about why the temperature changed to determine P and V individually
Thursday, April 22, 2010 at 3:01am by Damon

Physics
"None of the above" should be a choice The sound intensity (power/area) increases by a factor of 10 whenever the I.L. increases by 10 dB
Saturday, January 30, 2010 at 10:30pm by drwls

Physics
As the time required to run up the stairs increases, the power developed by that person Increases, decreases, or remains the same. Is the answer decreases?
Thursday, October 22, 2009 at 11:31pm by Jim

college algebra
Identify where f increases and where f decreases. f(x)=5x+3 I think it's (3,5) increases and (3,-2) decreases?
Tuesday, January 29, 2013 at 5:49pm by debbie

Government
A progressive tax is a tax whose rate increases as the payers income increases? if individuals who earn high incomes have a greater proportion of their incomes taken to pay the tax? A regressive tax is one whose rate increases as the payers income decreases?
Tuesday, January 8, 2013 at 5:19pm by Ana

Physics
I just wanted to clarify anwsers. Question 23. Nucleotides contain phosphate groups bonded to the.. A) C3' or c5' atoms B). C3 or C3' atoms C). N1 or N9 Atoms D). C3 or N9 atoms E). C3 or C5 atoms The anwser that I chosen in A. QUESTION 19. When the hydrogen ion ...
Thursday, October 1, 2009 at 12:30pm by james

biochemistry
I just wanted to clarify anwsers. Question 23. Nucleotides contain phosphate groups bonded to the.. A) C3' or c5' atoms B). C3 or C3' atoms C). N1 or N9 Atoms D). C3 or N9 atoms E). C3 or C5 atoms The anwser that I chosen in A. QUESTION 19. When the hydrogen ion ...
Friday, October 2, 2009 at 5:42pm by james

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