# Posts by kirsten

Total # Posts: 106

**math**

use digits 45678 only write the greatest number poossible with 7 in the ten thousands place

**History**

more people began to arrive in the state of new south wales in australia during the mid-19th century because A) slavery was made illegal B) there was a massive gold rush C) the war in the americas ended D) the country gained independence

**History**

Which of these was the MOST important result of the deaths of much of the Indian population in South America? A) The importation of slaves from Africa B) The removal of the Jesuits from South America C) The call for an end to colonization of the Americas. D) The search to ...

**history**

in the early 1600 why did the population of new france not grow along with the demands for fur

**Math**

Monica lives 8/10 of a mile from Jack and 3/4 of this distance from Adam. How far does she live from Adam ?

**Physics**

Hail forms high in the atmosphere and can be accelerated to a high speed before it reaches the ground. Estimate the terminal speed of a spherical hailstone that has a diameter of 2.8 cm. Hint: The mass of a piece of hail that has a volume of 1 cm3 is about 1 g.

**Social Studies**

I still do not understand can you help me a little bit more

**Social Studies**

Describe the developments that occurred in georgia after it became a royal colony? I really need help

**physics**

During an Apollo lunar landing mission, the command module continued to orbit the Moon at an altitude of about 113 km. How long did it take to go around the Moon once?

**Physics**

An automobile has four tires, each one inflated to a gauge pressure of 176,357 Pa. Each tire is slightly flattened by its contact witht he ground, so that the area of contact is 21.9 cm by 17.9 cm. What is the weight of the automobile?

**math urgent**

let V=R^3 and S={u1,u2,u3}=[1;2;0],[1;0;0],[1;0;1] These are three vectors 1 by 3 use gschmidt to obtain an orthogonal basis and then find the coordinates of x=[1;2;3] relative to this basis.

**calc**

A plane flies horizontally at an altitude of 5 km and passes directly over a tracking telescope on the ground. When the angle of elevation is π/3, this angle is decreasing at a rate of π/3 rad/min. How fast is the plane traveling at that time?

**calc**

okay , thanks!

**calc**

Use a linear approximation (or differentials) to estimate the given number. sqrt(99.6) so i think i start with f(x)=sqrt(100-x) so f'(x)= 1/2(100-x)^-1/2 (-1) using a=0 f(x)= 10 and f'(x)= -0.05 when using L(x)=f(a)+f'(a)(x-a) where x=a I get 10 + -0.05(x) and then...

**Chemistry**

How much heat is required to convert 6.78g of ice at − 14.0∘C to water at 24.0∘C ?

**math**

logan isn't 2 years older than Lindsey. Five years ago the sum of their ages was 30. Find Lindsey current age. X-5+2x-5=30. -1 + 0= 30. I don't think this right I tried I can't get the right answer. According to the common core the answer is supposed to be 19. ...

**linear algebra- check question**

I just want to make sure my reasoning is correct. Let A be a 7X3 matrix whose rank is 3 a)are the rows of A linearly dependent or independent? I said dependent because a matrix whose rank is 3 means the row rank is 3, but if there are 7 rows then they have to be dependent on ...

**astronomy**

I just wanted to check to make sure I put these in the right order steps of a low mass star a clump forms in a giant molecular cloud. then a prostar forms hydrogen fusion begins the star moves onto the red giant branch, then a helium flash occurs the star moves onto the ...

**calc**

A particle moves along the curve below. y = sqrt(8 + x^3) As it reaches the point (2, 4), the y-coordinate is increasing at a rate of 5 cm/s. How fast is the x-coordinate of the point changing at that instant?

**math**

Is the only way to check if a set of vectors are linearly indep. is if the det does not equal 0? I have a problem where v1= [1;2;1;-1] v2=[0;2;1;1] v3=[3 1 0 2] but this creates a 3X4 matrix and you can't find the det of this. I am really confused! thanks :D

**linear(hw check)**

determine if v1= [ 2 1 0] v2=[ -1 1 3] v3=[ 0 -1 6] spans the vector space of rows with three real entries which has dimension 3. so I wanted to make sure I did this correct. First I created a matrix with v1,v2,v3 as the columns (so for example column 1= 2 1 0 then I created ...

**linear algebra**

Let V be the set of all real-valued continuous functions defined on R1. If f and g are in V, we define f ⊕ g by (f ⊕ g)(t) = f(t) + g(t). If f is in V and c is a scalar, we define c f by (c f)(t) = cf(t). Then V is a vector space, which is denoted by C(−&#...

**math**

Use logarithmic differentiation to find the derivative of the function. y = (x^4 + 2)^2(x^3 + 4)^4

**calc**

Use logarithmic differentiation to find the derivative of the function. y = (x^4 + 2)^2(x^3 + 4)^4

**math**

Which of the following subsets of the vector space Mnn are subspaces? (a) The set of all n × n symmetric matrices (b) The set of all n × n diagonal matrices (c) The set of all n × n nonsingular matrices

**Algebra**

Bob and Ray are describing the same number. bob says the number is a positive even integer less than or equal to 20. Ray says the number is divisible by 4. If bobs statement is true, and Rays statement is false what are all the possible numbers? PLEASE HELP I need the answer ...

**linear algebra**

Which of the given subsets of R3 are subspaces? (a) The set of all vectors of the form [a;b;0] b)The set of all vectors of the form [a;b;c] where a > 0. c) The set of all vectors of the form [a;c;c] d) The set of all vectors of the form [a;b;c] where 2a − b + c = 5.

**linear algebra**

Which of the given subsets of R3 are subspaces? (a) The set of all vectors of the form [a;b;0] b)The set of all vectors of the form [a;b;c] where a > 0. c) The set of all vectors of the form [a;c;c] d) The set of all vectors of the form [a;b;c] where 2a − b + c = 5. ...

**linear algebra**

show that the only subspaces of R1 are 0 and R1 itself. okay , so I don't know if I'm making it more complicated than it is, but R1 is just a point right? so i don't know how i would prove this?

**calc**

lim x → ∞ tan−1(x7 − x9)

**calc**

find this value. tan(arctan(3)) how do ifind arctan 3

**criminal law**

Based on the evidence and the probable decsion of the grand jury?

**criminal law**

How does a prosecutor make the decision to charge someone?

**criminal law**

Thank you Ms. Sue, this one has helped a bunch!

**criminal law**

I just cannot seem to understand the question. Is it asking for my opinion or what?

**criminal law**

I am having a hard time understanding how to answer this question. Discuss whether or not a defense attorney and/or the defendant can address a grand jury and provide reasoning for why a defense attorney and/or the defendant would choose to attend or not attend the grand jury ...

**criminal law**

What is the purpose of a grand jury issuing a true bill (criminal charge) or not.

**Criminal Justice**

Thank you:)

**Criminal Justice**

1.) Provide all the procedural and substantive ways that a prosecutor and a defense attorney can resolve a case before it goes to a grand jury. 2.) Explain all the procedural and substantive dispositions of a case between a prosecutor and a defense attorney before it goes to a...

**Criminal Justice**

Based on the evidence presented by the prosecutor and the finding of probable cause that a crime was committed, discuss the purpose of a grand jury issuing a true bill (criminal charge) or not.

**Criminal Justice**

Discuss whether or not a defense attorney and/or the defendant can address a grand jury and provide reasoning for why a defense attorney and/or the defendant would choose to attend or not attend the grand jury proceeding.

**criminal justice**

okay thank you the nolo site helped a lot

**criminal justice**

Explain why a grand jury is used rather than the prosecutor simply issuing a criminal charge.

**multiplcation**

6 X 1750=

**Math**

6.35714285714

**Criminal Justice**

that google page is really helping me! thank you !

**Criminal Justice**

I really have no clue :(

**Criminal Justice**

What are three main issues that face corrections professionals on a regular basis and address the best responses to these issues.

**Criminal Justice**

Social Learning Theory and Conflict Theory?

**Criminal Justice**

I am failing to find the answers.

**Criminal Justice**

How do corrections professionals use criminal theory in their practice.

**criminal justice**

Introduction to Criminal Justice

**criminal justice**

there is only a glossary and a reference page D:

**criminal justice**

Still unable to find the answer...

**criminal justice**

I just looked through and did a search, and there is not a list of social justice principles of equality, solidarity, and human rights.

**criminal justice**

I just am having a hard time coming up with answers... I would like some input, and ideas that may guide me on the right path to successfully answering this.

**criminal justice**

In what ways do corrections professionals use the social justice principles of equality, solidarity, and human rights to build a more just society.

**algebra**

thanks Rachel

**spanish**

bucear

**algebra**

Train A leaves a station traveling at 80km/h. Two hours later, train B leaves the same direction at 90km/h. How long does it take train B to catch up to train A?

**math**

x 1 2 3 4 5 P(X=x) 0.1 0.2 a b 0.2 Given that E(X)=3.1, calculate the value of a and b

**math**

Find the value of p in each of these probability distributions x 5 7 9 11 13 P(X=x) p p p 0.12 0.04 x -2 0 1 3 P(X=x) 2/9 1/9 p 2/9 x -4 -1 2 5 8 P(X=x) 0.12 0.24 p 2p 0.07

**math**

In the game of roulette a ball rolls into one of 37 slots. All the slots are evenly likely. Eighteen of the slots are red, eighteen are white and 1 is green. the ball is rolled 10 times. Calculate the probability of exactly 6 reds? the answer is 0.l94

**math**

A fair six sided dice has the faces numbered from 1 to 6. The dice is thrown 4 time. Calculate the probability of exactly 2 fives. the answer is 25/216

**Math (Please Help)**

3. A hot air balloon is at a height of 2,250 feet. It descends 150 feet each minute. Find it's height after six, eight, and ten minutes. Make a table to show the pattern of heights. Write an expression for the balloon's height at "m" minutes. This one just ...

**MATH (urgent)**

1. So I assume it's adding 1.5 + 1.75 • n, right? For the first taxi can service? Then, the NEXT one charges 1.9 + 1.6 • n, correct? So far, all I have is that. I don't know what to multiply it by, because it says "between 1 and 10 miles." Would it ...

**MATH**

1. The cost in dollars of an "n" mile trip with the Supreme Taxi Service is given by 1.5 + 1.75n. The cost of an "n" mile trip using Town Taxi Service is given by 1.9 + 1.6n. For rides between 1 and 10 miles, which service would you choose? Explain. 2. ...

**Algebra**

1. The cost in dollars of an "n" mile trip with the Supreme Taxi Service is given by 1.5 + 1.75n. The cost of an "n" mile trip using Twon Taxi Service is given by 1.9 + 1.6n. For rides between 1 and 10 miles, which service would you choose? Explain. 2. ...

**physics**

please answer it

**math mean,median,mode,range**

To Toni: the mode is 3, the mean is 5, the median is 4.

**6th grade math**

1/4 * 1/2 =4D

**Calculus**

A farmer wishes to enclose a long rectangular pin that will then be divided into four separated, adjacent pins (all 4 pins are in a row) for different breeds of farm animals. He has 1100 feet of fencing available for use. What should the dimensions of the pin be so that he is ...

**us history**

How Did the Industrial Revolution impact American Society economically, socially, politically, and morally?

**6th grade**

I need help math.

**chemistry**

Calculate the ph for ch3co2h,3% dissociated at a concentration of 0.02 mol dm-3.

**Physics**

How many slices of pizza must you eat to walk for 1.0 h at a speed of 5.0 km/h? (Assume your mass is 68 kg). Our book provides: -One slice of pizza's energy content is 300 cal, or 1260 KJ. -To walk at 5 km/h= 380 W of a 68 kg individual. Thanks!!!

**Chemistry**

Assume that it is necessary to determine the [Fe3+] in a solution that may be in the .0001 to .0005 M range. Outline a spectrophotometric method that would accurately give the required data?

**Chemistry**

the limiting reagent is the SCN

**Chemistry**

How would the absorbance of the standard solution have been affected if 0.00050 M NaSCN had been used in place of 0.00040 M NaSCN?

**geography**

what are the three things that describes what a map is

**5th grade math**

We did peel an orange. What a great visual!! Would not have thought to do that! Thank you so much!

**5th grade math**

The full question is: Why is a globe more accurate than a flat map in representing the earths surface?

**math**

Because you can't flatten it out and it is not a perfect square shape? Is that right? Thank you Ms. Sue

**math**

why is a globe more accurate than a flat map?

**physics**

I'm not sure, it says 4.5 m^-3

**physics**

The heating value of a Gas is 39MJm-3 a) If 4.5m-3 of the gas is burned how much energy is released? b) If the gas is burned in 5 minutes what is the power? c) If the burning occurs in an engine that converts the energy to forward motion and the engine is 20% efficient in ...

**Physics**

An industrial worker accidentally inhaled a radioisotope with an activity of 0.200 kBq. The substance swallowed has a very long effective half-life and therefore the activity will not change significantly during the workerâ€™s lifetime. Every decay of the ...

**Physics**

If a 5.40g bullet is fired horizontally into a suspended(hanging)10kg block of wood and causes the block, with bullet embedded, to move off with horizontal velocity of 0.30m/s, What is the impact velocity of the bullet?

**Physics**

Thank you.

**Physics**

A 1000kg car is traveling along a level road at 20.00ms, when the brakes are applied long enough to do 50000 J of work. 1) what is the initial kinetic energy of the car? 2) if the car moved 100m while the brakes where applied, what was the average force exerted on the brakes.

**Chemistry**

(1) Which of the following clusters of orbitals would form the shape trigonal bipyramidal and would also be possible within the valence shell of an atom? a.) one d orbital b.) five d orbitals c.) five sp^3 orbitals d.) five sp^3d orbitals e.) five sp^3d^2 orbitals f.) two sp ...

**algebra**

what is the largest multiple of 12 that can be written using each digit 0,1,2,3,4,5,6,7,8,9 exactly once?

**4th grade Science**

How are bacteria and virus similar and how are they different ?

**Physics**

Hi Guys! Need help with this physics problem, I have no idea how to set it up or how to visualize it but would appreciate any help. Instructions for finding a buried treasure include the following: Go 80 paces at 235°, turn to 130° and walk 115 paces, then travel 100 ...

**Science**

How do you model an atom?

**Math**

What is 19x7x3x83?

**Math**

How do you multiply decimals?

**Physical Science**

Use and aquarium filter, bieker, and cup. Figure the rest out on the own.

**geography**

how does airbus fit into the airbus industry

**word unscramble in french**

papier