Tuesday
July 22, 2014

Posts by alley


Total # Posts: 139

simple math
simplify (2x+y)^2 x=2 right? help please

alg 1
−3(d − 3) + 5d

Write the expression as a single log
Write the expression as a single log. Express powers as factors ln(x/x-5) + ln(x+5/x) - ln(x^2-25)

log
Use the properties of log to find the exact value of each expression. Do not use calculator 8 log 8^5

solve the equation
Solve the equation log[14](x+49) - log[196] x=1

Domain of composite function
Find the domain of the composite function fog. f(x)=x^2+3;g(x)=sqrtx-4

Find the domain, range and horizontal asymptote
Find the domain, range and horizontal asymptote f(x)=2^-x-2

Algebra
What does that mean?

Algebra
Use the intermediate theorem to show that the polynomial function value has a zero in the given interval f(x)=x^5-x^4+8x^3-7x^2-17x+7; [1.6,1.8] Find the value of f(1.6) Find the value of f(1.8)

Use the rational zeros theorem
Use the rational zeros theorem to list the potential reational zeros of the polynomial function. Do not attempt to find the zeros. f(x)=6x^4+9x^3+30x^2+63x+28

Algebra
Use the rational zeros theorem to list the potential reational zeros of the polynomial function. Do not attempt to find the zeros. f(x)=6x^4+9x^3+30x^2+63x+28

Use the remainder theorem
Use the remainder theorem to find the remainder when f(x) is divided by x+2 whether x+2 is a factor of f(x) f(x)=2x^6-8x^4+x^2-5 Remainder is=

Solve the inequality
Solve the inequality algebraically 8x-3 ≥ -3x^2

analyze the graph of the function
analyze the graph of the function R(x)=x^2-12/x-6 a) What is the domain of R(x)? b) What is the equation of the vertical asymptotes of R(x)? c) What is the equation of the horizontal or oblique asymptote of R(x)?

College algebra
Use the rationals theorem to find all the zeros of the polynomial function. Use the zeros to factor f over the real numbers, F(x)=7x^3-x^2+7x-1

Form a polynomial
Form a polynomial f(x) with real coefficients having the given degree and zeros Degree 5; zeros: -8; -i; -8+i

English
What are some flaws of Cassie Logan from the book let the circle be unbroken? I can tell that she's strong willed but I don't know if thats really a flaw

Math - Please help
The population standard deviation of people who shop online is 3.1. If you want to be 75% confident that the sample mean is within 10% of the population mean, how many people must be surveyed?

Statistics
Commuters were asked how many times a week they stop for coffee on their way to work. A survey found a mean of 3 times a week with a standard deviation of 0.55. Find the probability that the sum of 121 values is less than 350.

Statistics and Probability
Commuters were asked how many times a week they stop for coffee on their way to work. A survey found a mean of 3 times a week with a standard deviation of 0.55. Find the probability that the sum of 100 values is more than 290.

Stats
A survey was conducted to determine the number of hours people listen to the radio. While most of the listening is in the car, it turns out that the mean is 2.5 hours with a standard deviation of 0.75 hours. Find the probability that the sum of 100 values is less than 240.

Math
Based on past studies, a car manufacturer has found that 83% of new car buyers will sell their new car within the next four years. If 100 new car buyers are randomly selected, what is the probability that at least 90 will sell their cars within the next four years?

Math
A local motel has 100 rooms. The occupancy rate for the winter months is 60%. Find the probability that in a given winter month more than 65 rooms will be rented. Use the normal distribution to approximate the binomial distribution.

Statistics and Probability
A survey shows that 25% of people listen to the radio daily. If a group of 125 people are surveyed, what is the probability that more than 40 people will have listened to the radio today?

Stats
Commuters were asked how many times a week they stop for coffee on their way to work. A survey found a mean of 3 times a week with a standard deviation of 0.55. What is the probability that in a group of 36 people they stop more than 3.2 times per week?

statistics
Shoppers were asked how much money they were going to spend today in the mall. The mean dollars was $250 with a standard deviation of $15. In a group of 64 people, what is the probability that they spent less than $240?

statistics
Commuters were asked how many times a week they stop for coffee on their way to work. A survey found a mean of 3 times a week with a standard deviation of 0.55. What is the probability that in a group of 36 people they stop between 2.8 and 3.25 times per week?

language arts 2
in 1999,i went to disney world for vacation. what are the verbs in this sentence?

math
Determine the cost of painting the exterior walls and top of a cylindrical wheat silo that is 40 m high and 20 m in diameter. given that each litre of paint costs $7.25 and covers 8 meter square.

physics
C. because thermal energy is not transferred into the enviroment.

geometry
In the accompanying diagram ab and cd are chord of the circle and intersect at e if ae=10 en=9 and ec =6 find de

Nothing to do with school
how do you file child support if the other parent is on ssi?

People
Cuz there wack

English
No problem:P

English
Derive(its a verb)

World history
Oh ok thank you for your help.

World history
During early civilizations why did most cities rise in river valleys? a.River valleys provided work to men who built dikes and canals b.People built cities on riverbanks for easy access to travel and trade c.city-state goverment centers were located in river valleys d.these fe...

social studies
what is considered alexander the great most lasting achievment?

math
what is 74 dollars minus 30% i think its 51 dollars

math
what is this answer (1.5x,1.5y)

science
How much heat is absorbed by a persons hand if 100 grams of steam at 100c is first converted to liquid at 100c and then cooled to normal body temperature?

Business
Using knowledge gained from this course and previous coursework, conduct an internal and external environmental analysis for your proposed business. Using the information obtained from this analysis, as well as the lessons learned from the Considerations of a Strategic Plan Li...

Business
Prepare a 1,050-1,750-word (3 to 5 pages) paper in which you analyze at least seven of the forces and trends from the list in the table shown above. Your analysis must include economic as well as legal and regulatory forces. The other five are your choices. But try to achieve ...

Physics
A sphere of radius 20 cm and mass 1.2 kg rolls without slipping down a 30 degree incline that is 10 m long. a) Calculare the translational and rotational speeds of the sphere when it reaches the bottom. Assume it starts from rest, and first solve for each speed symbolically, a...

Physics
An oxygen molecule consists of two oxygen atoms whose total mass is 5.3 x 10^-26 kg and whose moment of inertia about an axis perpendicular to the line joining the two atoms, midway between them, is 1.9 x 10^-46 kg*m^2. Estimate, from these data, the effective distance between...

us history
sequencing the louisiana purchase in order from a-j

grammar
every child should have have the OPPORTUNITY to learn to read and write. a)predicate nominative my ans.B)preposition c)indirect object D)direct object

grammar
jerome is really SERIOUS about sports. a) predicate nominative b)predicate adjective c)indirect object direct object i think its b.

grammar
native americans helped the early european COLONISTS.a)DIRECT OBJECT B)INDIRECT OBJECT C)PREPOSITION D)PREDICATE NOMINATIVE. COLONISTS IS A C. I THINK if not please correct

grammar
identify the underline word. mosaics are PICTURES made of bits of colorful glass, stone or tile. a)direct object B)indirect object C)predicate adjective d)predicate nominative i thinks its b

grammar
identify the underline word. mosaics are PICTURES made of bits of colorful glass, stone or tile. a)direct object B)indirect object C)predicate adjective d)predicate nominative i thinks its c.

grammar
predicate nominative. dr. martin luther king jr. was a civil rights leader. A) dr. martin luther king jr. B)was c) civil rights D) leader i think its d or a.

grammar
identify the underline word. mosaics are PICTURES made of bits of colorful glass, stone or tile. a)direct object B)indirect object C)predicate adjective d)predicate nominative i thinks its a.

grammar
predicate nominative. dr. martin luther king jr. was a civil rights leader. A) dr. martin luther king jr. B)was c) civil rights D) leader i think its c.

grammar
identify the direct object. i took raymond central park in new york. A)i B)raymond c)central park D) new york i think its b

grammar
which is an adveb.diego rivera carefully studied the work of mexican and italian painters. A)studied B) carefully. i say b

grammar damon be clearr
the one about me choosing yesterday as my second ans and painted for my first but he clared it for me anyway thank you.

grammar damon be clearr
damon can you be more clear please.

grammar check
between sorry thanks.

grammar check
according to census information there is a connection between education and income. a)verb B)conjunction C)adverb D)preposition. i choose d.

grammar
sorry again which is adverb

grammar
diego rivera carefully studied the work of mexican and italian painters. A)studied B) carefully. i say b

grammar
which contain a helping verb. !) steel drums were invented in the caribean islands or 2)maracas are a south american instrument.i think 1.

grammar
identify the adverb. we painted a huge mural of the continents yesterday. A)painted B)huge cv)yesterday D)continents i choose d my second choose is c.

grammer check
so is it right if not please correct

grammer check
is this a action verb. diego rivera, a uniquely talented artist from mexico, painted murals. A) takented B)uniquely C)painted D)from my ans.c or b im going with c.

sorry , grammar
sorry , thanks for the correction. no one corrected me until you thank you.

grammer check
b its catholic priest

grammer check
an example of a proper adjective is: A) modern mexico B)catholic C)painted mural D)ancient civilization i think its c

grammer check
thanks for helping me out.is this a verb or verb pharse. some species of sharks can grow new rows of teeth every week. A) can B)can grow C) grow D)can grow new rows (i say a but if wrong its b.)

grammer check
which is a demonstrative adjective. a)this was found on the bus last week. B)my younger sister likes to play with these. c)those strawberries we ate yesterday were very fresh(thats my ans) D)my aunt dalia weaves beautiful baskets.

grammer check
which is a compound subject? 1) my sister and i saw a dinosaur at the museum. 2) marco polo lived in italy and explored places in china.i choose number 1. identif the complete predicate. thomas edison invented the light bulb, among other things. d)invented the light bulb or c ...

grammer
i checked the sites but my second choose is c . but is there no ans. to this question what im i suppose to write.

grammer
which of the following is noty a noun? A)puertro rico b)grow i pick this ans, c) peace d) magazine. which is a compound verb? dont forget to visit the cities of new delhi and calcutta while touring india. A)new delhi/ calcutta B)visit/ while C) visit/ touring d) forget / touri...

grammer
identify the capatiled word in the following sentence. the iroquois made mask from CORN husks. A)adjective is my ans. B) pronoun C)demonstrative adjective D) noun

grammer
the emotinal association that a word has is called A)connotation b)denotation c)detection D)expression a or d

grammer
so its a or b definately not d.i still think a. can u help me out. and tell me why its not

grammer
i think its a im not sure or d

grammer
the emotinal association that a word has is called A)connotation b)denotation c)detection D)expression

grammer
is this a run on sentence? i wanted to plant some new flowers this year it would add color to my yard. i think it is.

grammer
run on sentences i cant figure out which one is a run on sentence. A)while he watched the video cassette of last weeks play, joseph concentrated on his performance or B)i dont think that henry will be able to attend college until the fall.

grammer
ok thanks for the help its b

grammer
when arranging ideas for a research paper, what type of order are you using if you write a paper on the planets, starting with the pkanet closet to earth? a)chronological b)spartial c)impotance d)logical i picked a im i right. which is the introduction of a composition located...

Physics
Two pieces of string are identical except one piece is twice the length of the other. Each is tied to a rigid support at one end, stretched taut, and subjected to the same sudden jerk at the unattached end. What do you predict will happen? Justify answer.

pre alg
12a^-4 b^6 c^-3 / 30 a^2 b^-5 c^-3 is the answer 2b/5a^6 c^?

prealgerbra
1/3(6x+4)=2/3(x-7) what is the answer??

5th grade science
Which is a measure of how closely particles are packed together? A.density C.solubility D.volume B.matter

Biology
psychrophiles

childhood ed.
A classroom activity that requires children to find their name cards at Circle Time or on the Daily Duties chart affords an opportunity for: A. the teacher to observe the child's active participation in classroom responsibilities. B. noting the child's adjustment to ma...

early education
Use of cohesive devices reflects a specker's ability to: A. talk about things that are obvious. B. string ideas together to show specific relationships. C. use episodic, rather than linear or hierarchical, story structures. D. coordinate implicit and explicit meaning. I pi...

early education
When a teacher modifies a word game(e.g.Simon Says) to incorporate a higher level of speech, she is: a. modeling use of decontextualized language. b. employng scripts to build and expand the child's cognitive ability. I picked b.

MS. Sue
I really appreciate you helping me.

math
AP = 2BP ã[(x+2)^2 + (y-3)^2] = 2ã[(x-4)^2 + y-6)^2] maybe it's just me, but shouldn't be ã[(x-2)^2 + (y+3)^2] = 2ã[(x+4)^2 + y-6)^2]

math
in the backyard there are two trees located at grid points A(-2,3) and B(4,-6) a) The family dog is walking through the backyard so that it is at all times twice as far from A as it is from B. Find the equation of the locus of the dog. Draw a graph that shows the two trees, th...

chemistry
Hey Guys, I have the same assignment, and i'm a bit confused. I use the formula NaOH= M x L...so NaOH= 0.012m/L x 0.025L. The 0.012 being 12ml which was the mid-point of the vertical portion of the curve. I may be totally off, but i'm not sure where to get the mol numb...

Science 8th grade check answer
The cellular process involves mitosis is fertilization ? True or False I picked True

Science 8th grade
Please check my answer thanks Which of the folowing process is achieved through osmosis ? A. A cube of sugar didilving in coffee B. Particles of oxygen filling the lungs C. Water moving across thr cell membranne D. Transport of proteins from the endoplasmic reticulum to the Go...

Science 8th grade
A cell digests proteins through a ___________ process? Where I can I get some information on this thanks

financial management
This si a question I have to answer and am not sure of the answer and would like to work with someone on this can i write with anyone through email so i can send my attachment without going through here for maybe another class mate to see? Discuss net operating working capita...

financial management
"NPV and IRR methods result in conflicts only if mutually exclusive projects. What do you consider mutually exclusive projects and how would you rank these projects?"

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