Wednesday

January 28, 2015

January 28, 2015

Total # Posts: 2,939

**Math**

Apply a reflection and translation down 3 units to the following G(x)=3x-2
*December 10, 2013*

**Math**

Apply a translation up 6 units to the following F(x)- -6x-10
*December 10, 2013*

**Math**

Just makin sure if I did this right on my hw. So it says write an equation in slope intercept form that is parallel to y=3x-7 and passes through (0,4) I got y=3x+4 is that correct?
*December 10, 2013*

**Geometry **

An equilateral triangle has side lengths of 10. If the consecutive midpoints of the triangle are joined, then find the perimeter of the new triangle that is formed
*December 10, 2013*

**math**

a car rental company charges a flat rate of $29 per day and an additional $0.15 per mile. Write an equation to model the total charge
*December 10, 2013*

**calc**

what is the derivative of y=ln (1-x^2)^1/2 so its hard for me to write all of my work on here but i got 1/2(1-x^2) as my answer and that is one of the choices but it is not the correct choice. the correct answer is -x/(1-x^2) how did they get this answer?
*December 4, 2013*

**CHEMISTRY**

in order to find molarity you have to Divide the number of moles of solute by the number of liters of solution. so for this specific problem convert the grams of NaCl to moles and the ml of solution to Liters then divide.
*December 4, 2013*

**MATH**

What would the x intercept be?
*December 1, 2013*

**MATH**

IF point A is (3,8) and point B is -6,-4)and the slope is 4/3 what would the x and y intercepts be?
*December 1, 2013*

**Math**

How do you do an equation of line perpendicular through y-intercept?
*December 1, 2013*

**Math**

So now I then have to put it in a equation of line parallel thorough (-2,0). How would I do that? Then after that I would have to put equation of line perpendicular through y-intercept. How would I do that too? Thanks so much for help me I really don't understand this!!
*December 1, 2013*

**Math**

Okay!! So would y=-2x+8 be the equation?
*December 1, 2013*

**Math**

So if point A is (2,4) and point B is (3,2) and slope is -2 how would I find the x and y intercepts?
*December 1, 2013*

**Math**

So what would the point of point B be?
*December 1, 2013*

**Math**

If the slope is -2 and point A is (2,4) what would point B be?
*December 1, 2013*

**alebraga**

7x+3=3x+4
*November 29, 2013*

**College**

7x+6=x-30
*November 29, 2013*

**Physical Science**

Why do astronomers when using the method to calculate the distance to stars, they measure the parallax angels exactly 6 months apart?
*November 26, 2013*

**biology**

Before entering the Krebs cycle, an intermediate molecule bonds to a 2-carbon molecule. This intermediate complex enters the Krebs cycle and combines with a 4-carbon molecule to form citric acid. The name of this molecule is ____________________. A. citrase B. FADH C. ATP ...
*November 24, 2013*

**biology**

Oxygen becomes part of cellular respiration _________________. A. at the end of glycolysis B. at the end of the electron transport chain C. at the end of fermentation D. at the end of the Krebs cycle
*November 24, 2013*

**Math**

Please help me solve this!! I'm really struggling with this topic Write an equation in slope intercept form that is parallel to the following two points: (-1,4) and(1,5)
*November 24, 2013*

**Math**

Please help me solve this!! I'm really struggling with this topic Write an equation in slope intercept form with a y-intercept of 1 and is parallel to the given line
*November 24, 2013*

**english**

I am confused on this please help
*November 21, 2013*

**english**

. Which of the following is the best example of an inverted sentence? A. “All that breathe/Will share thy destiny. . . .” B. “and thee/The all-beholding sun shall see no more. . . .” C. “the dread reign there alone. . . .” D. “The oak/Shall ...
*November 21, 2013*

**Math**

what would the equation be in slope intercept of 1 and is parallel to the given line
*November 21, 2013*

**Math**

Write an equation in slope intercept form with a y-intercept of 3 and is perpendicular to the given line
*November 21, 2013*

**algebra 2**

can someone please answer this
*November 19, 2013*

**algebra 2**

(This homework question was removed due to a copyright claim submitted by NNDS.) I messed this up when I asked earlier is the right answer 3/4 ..please let me know
*November 19, 2013*

**algebra 2 **

A cafeteria has 5 turkey sandwiches, 6 cheese sandwiches, and 4 tuna sandwiches. There are two students in line and each will take a sandwich. What isthe the probability that the first student takes a cheese sandwich and the next student takes a turkey sandwich? the answers I ...
*November 19, 2013*

**English**

Pick the correct letter for the analogy below. Please correct me if I'm wrong!! meditation: church:: A. calibration: math B. skating: rink C. watch: time D. collaboration : army Is it A?
*November 19, 2013*

**English**

Pick the correct letter for the analogy below. Please correct me if I'm wrong!! thermometer: heat:: A. monograph: books B. barograph : stocks C. seismograph : tremors D. telegraph: sound Is it B?
*November 19, 2013*

**English**

Pick the correct letter for the analogy below. Please correct me if I'm wrong!! A. thermometer: heat B. barograph : stocks C. seismograph : tremors D. telegraph: sound Is it B?
*November 19, 2013*

**English**

Is it C?
*November 19, 2013*

**English**

Pick the correct letter for the analogy below. Please correct me if I'm wrong!! toe: foot:: A. nose: face B. hand: arm C. finger: hand D. limb: tree
*November 19, 2013*

**algebra 2**

typo that was a choice f or the answers
*November 19, 2013*

**algebra 2**

A builder has 8 lots available for sale. · 3/4 Six lots are greater than one acre. · Two lots are less than one acre. answers I have to choose from 3/4 5/14 27/64 3/4 please help
*November 19, 2013*

**algebra**

I did not see it . sorry
*November 19, 2013*

**algebra**

. There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday? A. 3% B. 15% C. 20% D. 40% would the answer be c
*November 19, 2013*

**algebra**

There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday? A. 3% B. 15% C. 20% D. 40%
*November 18, 2013*

**algebra**

y-6 = -3(x + 1) A. The slope is 3, and the y-intercept is -6. B. The slope is 3, and the y-intercept is 1. C. The slope is -3, and the y-intercept is 3. D. The slope is -3, and the y-intercept is 1.
*November 18, 2013*

**algebra**

Which is the equation of the line that contains the points (0,3) and (-2,4)? A. x+2y=6 B. 2x+y=3 C. 2x+y=0 D. x-2y=
*November 18, 2013*

**chem**

A cars gas tank holds 15.2 gallons of gasoline (density = 0.66 g/ml). How many pounds of gasoline are present in a full tank?
*November 12, 2013*

**math**

3. The half-life of a certain drug in the human body is 8 hours how long it would take for a dose of this drug to decay to 0.1% of its initial level?
*November 12, 2013*

**math**

2. A bacteria population grows exponentially with growth rate k=2.5 how long it would take for the bacteria population to double its size?
*November 12, 2013*

**math**

1.The remains of an old campﬁre are unearthed and it is found that there is only 80% as much radioactive carbon-14 in the charcoal samples from the campﬁre as there is in modern living trees. If the half-life of carbon- 14 is 5730 years, how long ago did the camp...
*November 12, 2013*

**math**

A cafeteria has 5 turkey sandwiches, 6 cheese sandwiches, and 4 tuna sandwiches. There are two students in line and each will take a sandwich. What is the probability that the first student takes a cheese sandwich and the next student takes a turkey sandwich?
*November 12, 2013*

**algebra 2**

In a shipment of alarm clocks, the probability that one alarm clock is defective is 0.04. Charlie selects three alarm clocks at random. If he puts each clock back with the rest of the shipment before selecting the next one, what is the probability that all three alarm clocks ...
*November 12, 2013*

**algerbra 2**

would this be 20 %
*November 12, 2013*

**algerbra 2**

There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday
*November 12, 2013*

**Math**

What is the y-intercept for the equation x=3y-6=0?
*November 11, 2013*

**Math**

What is the y-intercept for the equation x=3y-6=0?
*November 11, 2013*

**Math**

Write the equation of a line whose slope is the same as the line y=-2x=7 and whose y-intercept is the same as the line 2y=x-8.
*November 11, 2013*

**science**

During road construction a section of rock is cleared which contains many fossils each shovel of rock removed from the trench uncovers several fossils some of the fossils That are exposed include a prehistoric fish petrified wood water plant imprints and jawbone from a giant ...
*November 11, 2013*

**Statistics**

C) 2.3
*November 10, 2013*

**History!!!!**

were they correct ms.sue?
*November 7, 2013*

**biology**

Enzymes in the human body work in a very wide range of conditions. A. True B. False
*November 6, 2013*

**biology**

please help
*November 6, 2013*

**biology **

Substance X is converted to substance Y in a chemical reaction. What role would a catalyst play in this scenario? A. It would increase the solubility of substance X into the solvent needed to speed up the reaction. B. It would speed up the reaction by becoming part of the ...
*November 6, 2013*

**biology**

an experiment, a scientist notices that an enzyme’s catalytic rate decreases when the pH of the environment is changed. Which of the following best summarizes the effect of pH on the enzyme? A. pH changes the shape of the enzyme. B. pH takes energy away from the enzyme, ...
*November 6, 2013*

**science**

2. How do enzymes impact biochemical reactions in the body? A. Enzymes are catalysts to biochemical reactions. B. Enzymes lower the activation energy of biochemical reactions. C. Enzymes can speed up biochemical reactions. D. All of the above are correct.
*November 6, 2013*

**science**

1. In an experiment, a scientist notices that an enzyme’s catalytic rate decreases when the pH of the environment is changed. Which of the following best summarizes the effect of pH on the enzyme? A. pH changes the shape of the enzyme. B. pH takes energy away from the ...
*November 6, 2013*

**biology**

Sulfur has six electrons in its outer most energy level. In ionic bonding, it would tend to _____________________________. A. take on two more electrons B. give away two electrons C. give away six electrons D. not take on anymore ...
*November 6, 2013*

**biology**

Which of the following involve electronic charges? A. hydrogen bonds B. ionic bonds C. polar molecules D. all of the above
*November 6, 2013*

**algebra**

I have a problem with this: y=1.5x Questions: What is the rate of change between the variables? State whether the y values are increasing or decreasing, or neither, as x increases Give the y intercept List the coordinates of two points that lie on the graph of the line in the ...
*November 5, 2013*

**biology**

Which of the following involve electronic charges? A. hydrogen bonds B. ionic bonds C. polar molecules D. all of the above
*November 5, 2013*

**biology**

please help
*November 5, 2013*

**biology**

Sulfur has six electrons in its outer most energy level. In ionic bonding, it would tend to _____________________________. A. take on two more electrons B. give away two electrons C. give away six electrons D. not take on anymore ...
*November 5, 2013*

**social studies**

What is a possible explanation of why China abandoned overseas exploration in 1435? A. China could not develop advanced naval technology. B. The voyages of Zheng He failed to impress local rulers. C. Confucian scholars wanted to protect China’s traditions. D. The Chinese ...
*November 5, 2013*

**algebra 2**

Isabella shipped a 5-pound package for $4. She shipped a 3-pound package for $3.60 and a 1-pound package for $3.20. A 10-pound package cost $5 to ship. The shipping cost follows a pattern based on the weight of the package. Which expression can be used to calculate the ...
*November 5, 2013*

**algerbra 2**

1. Marissa is a photographer. She sells framed photographs for $100 each and greeting cards for $5 each. The materials for each framed photograph cost $30, and the materials for each greeting card cost $2. Marissa can sell up to 8 framed photographs and 40 greeting cards each ...
*November 5, 2013*

**Physics (Please check)**

So I just want to make sure I did the math corretly: My value for angle of incidence was 20 degrees and for refraction it was 15 so I did Sin(20) / sin (15) = 1.32 which is very close to the accepted value. Is this corret?
*November 4, 2013*

**Physics (Please check)**

Calculate the index (n water) of refraction of water given the angle of incidence and the angle of refraction. I know that the accepted value for n is 1.33 but I am not sure how to calculate the index. Would I use Snell's law: na sin Qa = nb sin Qb? Thank you!
*November 4, 2013*

**Math**

What would this look like in an equation in slope intercept form? through (-3,4) and (3,-4) Would it be Y=4/3x+0 ??
*November 4, 2013*

**Math**

What would this look like in an equation in slope intercept form? X-intercept -4, Y-intercept -2 Would it be Y=-1/2x+2 ??
*November 4, 2013*

**Math**

What would this look like in an equation in slope intercept form? through (0,7) and (1,9) Would it be Y= 2/1x+7 ?
*November 4, 2013*

**Math**

How would you put this in an equation in slope intercept form? what would it look like? X-intercept -4, Y-intercept -2
*November 3, 2013*

**Math**

How would you put this in an equation in slope intercept form? what would it look like? Y-intercept -5, X-intercept 3
*November 3, 2013*

**Math**

How would you put this in an equation in slope intercept form? what would it look like? Slope -3; x-intercept 3
*November 3, 2013*

**Math**

How would you put this in an equation in slope intercept form? what would it look like? Slope 1/2 ; x-intercept 4
*November 3, 2013*

**English**

Is that correct?
*November 3, 2013*

**English**

False
*November 3, 2013*

**English**

Whitman, Bradstreet, and Wheatley included sensory details in their poetry. True/False
*November 3, 2013*

**algebra**

please help with my other ones
*November 3, 2013*

**algebra**

last one write an equation of the line that passess through 10,-4 and is perpendicular to the line whose equation is y=2/5x+8 help
*November 3, 2013*

**algebra**

I am confused on what to do with this?
*November 3, 2013*

**algebra**

find an equation of the line that passess throught 0.-6 amd 5, 3
*November 3, 2013*

**algebra**

wtite an equatiom of the line through 5,-3 and -2 and -8 in slope intercept form
*November 3, 2013*

**algebra**

one line paasses thru -3,-2 and -2,1 and another line passes thru -1,2 and 2,1 what is the relationship between the lines are they parrelle, perpendicular, or neither?
*November 3, 2013*

**algebra**

In a line with a slope of 1/2 a perpendicular to another line, the the slope of the is -2 true or false
*November 2, 2013*

**algebra 2**

by 10 there are 25 people admitted to a park by 11 there are 50 what would a slope of zero between 2 consecutive hours mean and can the line between 2 consecutive numbers have a negative slope
*November 2, 2013*

**math 5th grade**

How to solve 547X73
*November 1, 2013*

**algebra 2**

This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
*November 1, 2013*

**algebra 2**

This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
*November 1, 2013*

**math 5th grade**

How to solve 547X73
*November 1, 2013*

**algebra**

This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
*October 31, 2013*

**algebra 2**

the 2 unequalities -26<4k-2 and 2k-1<6 A. Write a compound inequality to combine the inequalities shown previously. and B. Solve the compound inequality for values of k. Show your work. Write your final answer as one inequality. please help
*October 31, 2013*

**Geometry**

A ladder 12 m in length rests against a wall. The foot of the ladder is 3 m from the wall. What is the measure of the angle the ladder forms with the floor?
*October 31, 2013*

**Science**

did you get them all right ?
*October 30, 2013*

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