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Posts by Nikki

Total # Posts: 701

Lang Arts - HELP!
How can you be so sure, might I ask?

Lang Arts - HELP!
"The magic might die by the first of September, but now in late June there was still plenty of magic, and shoes like these could jump over trees and rivers and houses. And if you wanted, they could jump over fences and sidewalks and dogs." 1. What effect does the ...

maths
need the steps please

maths
the perimeter of a parallelogram is 28 cm and ratio of the adjacent sides is 3:4 find the sides of a parallelogram?

science
Valency is the combining capacity of an element. It is the number of electrons in an atom that actually take part in bond formation. For example, carbon atom with an atomic number 6 has 4 valence electrons.K LC6 2 4 Carbon atom is capable of forming 4 bonds. Hence its valency ...

english
The word 'is' is in the present tense as well, but in this case, you are correct -- it is B/'are.'

Math
6(y²-2) + y < 0

Math/Probability
How do I calcuate probability word problems

3rd grade math
draw a box that has 3 valumes of 12 cubic units in 3 different ways

finance
Smith Technologies is expected to generate $125 million in free cash flow next year, and FCF is expected to grow at a constant rate of 3% per year indefinitely. Smith has no debt or preferred stock, and its WACC is 14%. If Smith has 45 million shares of stock outstanding, what...

math
weight of car A is 15 lb less than the weight of two B cars. The truck weighs 2155 lb more than car A. What is the curb weight of each vehicle?

Money and Banking
Canada's 5 largest investment banks are owned by Canada's largest banks. This is because: a) They are all ultimately owned by the taxpayer b) Investment banks must have bank depositor's cash to give them liquiditiy c) Ultimately, they are in the same kind of ...

Business/Finance
Your credit card: a) Is a form of demand deposit b) Is a form of time deposit c) Is an asset d) Has all the functions of money So from my understanding, credit cards are not an asset, since they do not store value, can't be sold or given away. Hence they also do not have ...

math
The hypotenuse of a right triangle is 1 cm more than twice the shorter leg, and the longer leg is 9 cm less than three times the shorter leg. Find the lengths of the three sides of the triangle..

Physics
A tire 2.0 ft in diameter is placed on a balancing machine where it is spun so that its tread is moving at a constant speed of 51 mph. A small stone is stuck in the tread of the tire. What is the acceleration of the stone as the tire is being balanced?

math
frank cut a pie into 10 equal slices there are only 3 slices left what is the measure of the angle for the 3 slices that are left?

calculus
Let f be the function be defined by f(x)=5^((2x^2)-1)^(1/2) A) is f an even or odd function? Justify answer. B) find the domain of f. C) find the range of f. D) find f'(x)

Calculus
Let f be the function be defined by f(x)=5^((2x^2)-1)^(1/2) A) is f an even or odd function? Justify answer. B) find the domain of f. C) find the range of f. D) find f'(x)

arithmetic
the $225 per decameter. if you multiply the 24.75 timesten you get Way high than $225

arithmetic
The city counsel is trying to buy fencing the size of 740 meters. One fencing company is offering $24.75 per meter another is offering $225 per decameter. Which is the better buy???

Math
An open box is made from a square piece of metal by cutting out a 4 inch square from each corner and turning up the sides. Find the area of the original square if the box is to contain: A) 16 cubic inches And B) 400 cubic inches

math
Suppose you roll a fair die 18 times. (a) What is the sample space? (b) What is the probability that each number from 1 to 6 appears exactly thrice? (c) What is the probability that the number 1 appears exactly twice, 3 appears exactly four times, and 5 appears exactly six times?

math exam prep question
determine the quadratic equation with x-3 sqrt of 2 and -3 sqrt 2 in the form ax^2+bx+c=0?? How do you do this I do not know how to..please explain Thanks!

math exam prep question
no simplify sorry forgot to specify..

math exam prep question
how do u do 9x^2-30xy+2y^2 ?

math exam prep question
Simplify: 1/4a+2 + 4/6a+3 I got 14/6(2a+1) but I don't think it is right

math exam prep question
oh yeah sorry for some reason i did 8+6/6(2a+1)...it should have been 11 thanks for the help:)

math exam prep question
Simplify: 1/4a+2 + 4/6a+3 I got 14/6(2a+1) but I don't think it is right

Computer
What is the standard configuration for a newly purchased hard drive? A. Master-drive B. Single-drive C. Slave-drive D. Primary-drive

Computer
What is the name of the Windows Utility that you use to format drives? A. System Manager B. System Drive Manager. C. Disk Management D. Windows Drive Administrator

Computer
For which operating system is exFAT NOT an option when formatting a partition? A. Windows XP with SP3 B. Windows XP with SP2 C. Vista with SP1 D. Vista

Computer
You have an empty 64 bit PCI slot in your computer. What can you install in it? A. A single 64 bit adapter card B. A single 32 or 64 bit adapter card C. A single 64 bit adapter card or two 32 bit adapter cards D. A single 64 bit adapter and an 8 bit adapter

Computer
My Guess is B

Computer
Your computer is running very slow. The LED light for the hard drive blinks nearly continually, indicating that the hard drive is spinning even when data is not being saved or read from the hard drive. Based on this scenario, what is probably causing the slowness of the ...

Computer
Your computer is running a lot of services and applications when you log on that you never use. What implications can this mean for your computer? A. Unused services and applications take up valuable hard drive space. B. Your computer uses more power than it needs to. C. 32 ...

Last Question Plz helppp:((im soo sleepy!!:(
1)The reaction between solid sodium and iron(III) oxide, Fe2O3(s), is one in a series of reactions that occurs when an automobile air bag inflates. 6Na(s) + Fe2O3(s) -> 3Na2o(s) + 2Fe(s) If 100.0 g of iron(III) oxide are used in this reaction, what mass of solid iron will ...

Chemistry
1)The following balanced chemical equation represents the reaction of calcium carbonate CaCO3 (s), with hydrochloric acid : CaCo3(s) + 2HCl (aq) -> CaCl2(aq) + CO2(g) + H2O(l) If 155 g of calcium carbonate reacts with 245 g of hydrochloric acid, what mass of calcium ...

Math
Its 16-9 which is 7 and therefore it is 7/24:P so simple..

Algebra
Two functions f and g are defined by f:x = x^2 + 3 g:x = 2x+1 Find the function fg

Algebra
Two functions f and g are defined by f:x = 25 /(3x-2) g:x = x^2 Find the composite function

physics
An object is placed 5 cm in front of a concave lens of focal length 7 cm. Find the image location by drawing a ray tracing diagram to scale.

Grammar
Identify the parts of speech the this sentence. When they raise me to a high position, then ill get a raise

math
There are 12 slices of pie if jerry ate 1/3 of the pie, how many slices did he eat?

Finite Math
525

chemistry
A 93L sample of dry air is cooled from 145 to-22 under constant pressure.What is the final volume?

organic chemistry
What is the major product of the nitration reaction of 2-methylacetanilide? Why is it the major product?

Chemistry
A 0.08425 g sample of gas occupies 10.0-mL at 292.5 K and 1.10 atm. Upon further analysis, the compound is found to be 13.068% C and 86.932% Br. What is the molecular formula of the compound? Identify the geometry around each carbon atom. a)trigonal pyramidal b)bent c)...

Business Research
A data processing analyst for a research supplier finds that a preliminary computer run of survey results show that consumers love a client’s new product. The employee buys a large block of the client’s stock. Discuss the ethical ramifications of this decision. Which...

math
4 3/4 + 3 1/2 ADD AND WRITE IN SIMPLEST FORM

Culturally Diverse Background
can you help For children who are learning English as a second language, context embedded activities enhance: a. written language b. child-child socialization c. vocabulary development d. assimilation into mainstream culture. me with this question

Culturally Diverse Background
The process of learning "code-switching" is meant to: a. foster social fluency. b.teach a student the approprite use of Standard English and his/her own dialet.c. encourage one to change grammatical markers d. focus the child on mastering use of Standard American ...

Factor Theorem Math
Use the Factor Theorem to determine the rational zeros of this function. Then use other methods to determine any other zero of this function. 4x^4-x^3-11x^2-2x+6 (I already did p/q and found a total of 16 possible zeros. I synthetic divide all of them and none gave me a root ...

physics
Did you ever figure it out?? I am doing something VERY similar now

Psychology
Class x drugs have an extremely high risk of causing defects to the fetus during pregnancy, therefore the answer would be B.

Trig
Steve, you are the best! Thanks for your patience.

Trig
okay so, d^2=282.24+501.76-752.64(cos45°) =22.1749sqrt =4.7090 Not the same answer you got.

Trig
H=Home P=Pitcher S=Second Base HP=16.8 HF=22.4 Find distance PF d^2=16.8^2+22.4^2-2(16.8)(22.4)cos H d^2=282.24+501.76-752.64cos d^2=31.36cosH Stuck from here....

Trig
They aren't explained in a way that I can understand them. Can you explain more clearly?

Trig
A baseball diamond is a square with sides 22.4m The pitchers mound is 16.8m from home plate on the line joining home plate and second base. How far is the pitchers mound from first base?

Math
A baseball diamond is a square with sides 22.4m. The pitchers mound is 16.8m from home plate on the line joining home plate and second base. How far is the pitchers mound from first base? Step by step please.

Trig
Lol! Apparently I have been working on this question too long! Thanks!

Trig
Yes I understand the diagram points and can see how you came up with this now but am having trouble coming up with an answer for xtan6°=(1.1-x)tan13° I know this is basic but I am having trouble isolating the x! I am getting x=tan13°-tan6°/1.1 which is giving ...

Trig
Can you show me the steps you used to isolate x?

Trig
From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the oppisite side of the runway are 6 degrees and 13 degreess respectivel. The points and the tower are in the same vertical plane and the ...

Math
A 5.0m ladder is leaning 3.1m up the wall. What is the angle the ladder makes with the ground? Would this be..... sinA=3.1/5.0 sinA=0.62 sin^-1=38degrees?

math
Mrs. rhombus has to make supply bags for a math lesson. She has 60 folders, 45 pairs of scissors, and 30 rulers. What is the greatest number of supply bags that Mrs. Rhombus can use to divide the school supplies into equal groups?

chemistry
calculate the volume in milliliters of a 5.55g sample of solid with density of 3.67g/ml

math 116
Find value for m and b so that y=mx+b models the monthly cost of driving the car x miles. Car costs $156.10 and $0.25 per mile

PHYSICS
7227.1

Math, Pre Calc
Given that (+-2) and i are the roots of a 4th degree polynomical, find the equation. Please help! Thank you:)

sculpture
I have Art III Ceramics. I need a concentration piece to make at least 5 sculptures. I decided on pandoras box. the 5 emotions that were chosen were hope, sickness, vanity, jealousy, and lazyness. I know this is an uncreative way to get a concentration idea but i have been ...

POl
An inactive substance or simulated medical procedure is called a

economics
what are some mesoeconomics variables/indicators

Math
No

College Algebra
R(x)=x^3-125/x^2-49

econmics
The %increase in price= (7-5)/5x100= 40% The %decrease in quantity=(25-15)/25 x 100= 40% Elasticity=40/40=1,unit elasticity.

Trigonometry
Would it be the same answer as the other problem?

Trigonometry
Use the half-angle identities to find all solutions on the interval [0,2pi) for the equation sin^2(x) = cos^2(x/2)

Trigonometry
Use the half-angle identities to find all solutions on the interval [0,2pi) for the equation cos^2(x) = sin^2(x/2)

Trigonometry
Show algebraically how to confirm that cos2x=cos^2x-sin^2x using the sum and difference identities

physics
if the swinging pendulum (pirate ship) swings on an arc with a radius of 10 meters, how much time does it take to swing through 5 swings?

Math
It cost your office $620 to mail 500 flyers. How much did it cost to mail each flyer?

chemistry
Na + H2O ¨ NaOH + H2 How many moles of H2 would be formed from 30 grams of Na in the following (UNBALANCED) equation?

graphs and angles
a survey about students government program at a school found that 120 students wanted an after school program and 240 students wanted durning school and 40 students wanted none, If a circle graph is made from this data, what would be the measure of the central angle for the ...

Early Childhood Literacy
Erikson's work identified:

Algebra
Haha its ok. Thanks for the help.

Algebra
Ay, my bad. Thanks :) and you mean x=5 or x=-4 right?

Algebra
Wouldn't it be x^2-20=4 since (1/4)•4x= (4x/4)? So that means it would be x^2-24=0, right? Where would I go from there?

Algebra
Solve for x: (x/4)-(5/x)=(1/4)

Psychology
What are the primary biological foundation of psychology linked to behavior?

Statistics
(53*8)+(21*6)+(26*4)= 654 654/100= 6.54 letters

Physic
A point charge q1=-8 is located at the orgin of a rectangular coordinate system. A second charge q2=6nC is located at a distance of 0.2m from the orgin on the positive x-axis, and a third charge q3=12nC is located at a distance of 0.2m on the positive y-axis. Find the ...

physics
The electric field at a distance of 0.4m from a point charge q is 20.0N/C. Find the charge “q”. Help it seems simple but I keep getting a huge number

Chemistry
3.54*10^7 g of TiCl4(g) are reacted completely. If 7.91*10^6 g of Ti(s) is actually obtained, calculate the percent yield.

physics
a weightlifter lifts a set of weights a vertical distance of 2.36. if a constant net force of 335 N is exerted on the weights how much net work is done on the weights?

Physics
A car travels the same distance at constant speed around two curves, one with twice the radius of curvature of the other. For which of these curves is the change of the velocity of the car greater? Explain.

Math
Jesse has 2 1/3 pints of soup.He makes dinner for his friends and serves 1/2 of his soup.How much did he serve?

Clac- math
a 20 foot ladder leaning up against a vertical wall begins to slip. the base of the ladder makes an acute angle with the floor. when the angle equals 60 degrees the angle is decreasing at 0.1 radians/second. find the rate at which the height of th upper end of the ladder is ...

physics
? is sigma not epsilon. Sigma represents the sum. ? is the symbol for epsilon, which represents the voltage.

Chemistry
What are the various uses of radioactivity in healthcare? What are the future trends in healthcare with respect to the use of radioactivity?

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