# Math(Please help)

181,141 results, page 46

### Math

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.

### Math

What is the smallest integer that can possibly be the sum of an infinite geometric series whose first term is 9? Please explain in steps.

### math

how is GCF and LCM different? im in 4th grade and i tried to understand but my mum said shes not sure so please i need help

### Math-urgent-mid term exam review question

Please help me simplify. I keep getting some weird answer. 3x^2(4x^3-2x^2+6x)-(x^5+5x^4-4x^3)+7x^5

### math

whats 9 plus 10 many people are saying 21? i don't get it is there another way? please answer me im really confused of the question i have no work to be shown

### 5th grade Math

4 x blank is greater than 12 but less than 16. Answers can be in mixed fractions and/or improper fraction. Can someone please explain how to do this?

### math: in and out table rules

0 -> 24 1 -> 21 2 -> 18 Hint: arrange in order: 0 -> 24 1 -> 21 2 -> 18 What's special about the "in" numbers here? Please help me find the rule

### math please help

In a triangle, we have <ABC = <ACB = <DEC=<CDE, BC = 8, and DB = 2. Find AB. How should i approach this? will sss similarity work?

### 6th Grade Math

Hi, can someone please give me a few examples of how people use functions in the real world and explain them too? Thank You :)

### Math

Find the surface area of the cone. Use 3.14 for pi. The radius is 8in and the height is 7in please help asap!! And thank you for your time. Ms.Sue?

### Math

Find the surface area of the cone. Use 3.14 for pi. The diameter is 8in and the height is 7in please help asap!! And thank you for your time. Ms.Sue?

### math

Can you find two positive numbers whose sum and product are both 5? Round off to nearest hundredth, please.

### Algebra/Math

Write an inequality to represent the situation: The temperature stayed above -15*. I've already done this test, but I'm doing corrections. Please help? I'm thinking that the -15* is <=.

### math

I know all my answers in my quiz but this one please help Order the rational numbers from least to greatest :0.42, -1/2, 11/20, -0.51 thanks again I'm not good with decimals :P

### math

choose an appropriate mertic unit for the mass of a paper clip A.meter b.gram c.kiogram. or d.centimeter hel please!!!!!!

### math

Write the slope-intercept (y = mx + b) form of the equation from the information given. The line goes through the points (-1, -7) and (-8, -2) Can someone please help me?

### Math

Put these fractions in order from least to greatest.2/5 3/4 and 1/2. I am trying to help my daughter with her homework. Would you please explain to me how the easiest way to do this.

### 4th grade math

please help!! I have no idea how to do these I am trying to help my son.. Find two mixed numbers so that the sum is 21 1/6 and the difference is 4 3/6?

### Math

Explain the attern generated by each of your answers. Find 5 different numbers that could be used to fill in the blank. 7,14,21,28,___ Please help me out if you could :)

### Math

Similar polygons are _____ the same size. always sometimes** never I'm having a brain fart. ahh! please help!

### math

an astronomer estimated that a canyon on another planet was 2.5x10^3 kilometers long which is equivalent 25,000km 2,500km 0.025km 0.0025km please help

### Math

I want to make quilt with an area of 42 sq.feet. what are its possible dimensions if they must be whole numbers? Please show his you got your answer

### Math

How do I show that the sum of 3 consecutive odd integers is a multiple of 3? Can you please help me answer this question? My teacher didn't explain on how to solve it very well.

### math

let f be the function f(x)=x(x+2) Find and simplify f(x)-f(-x)/2x I tried pluggin in whatever is for x in the first equation and get an answer for each value but it isn't working out can someone please help thank you

### Math

Please check my answer~ Find the distance between points C (4,12) and D (-2,5) to th3 nearest tenth. d=sqrt(-2,4)^2+(5-12)^2 d=sqrt36+49 d=sqrt85 d=9.2

### Math (just need some help)

Solve the system using an augmented matrix. -x-3y=-17 2x-6y=-26 Can someone please explain what I am supposed to do in this problem?

### MATH HELP PLEASE

If Indianapolis to Bloomington is 3cm on a map what is the actual length. These are the answers A.100 B.150 C.200 D.250 I think it is B

### 2nd grade math

Please help. I'm confused here's an example: 38+45=? Show how to make one added the next tens number?

### Math

A coin is tossed and a three-sector spinner is spun. What are the chances of getting 1 Heads and a 2? *Please answer with a simplified fraction*

### Math

Which ordered pairs lie on the graph of the exponential function f(x)=128(0.5)^x ? Choose ALL correct answers. A. (0, 1) B. (1, 64) C. (3, 16) D. (8, 0.5) B and C? someone please help

### math

find the length of the longest diagonal through a cuboid of sides 4cm by 13cm by 16cm. please show working

### Math grade 8

prove that x^6-x^5-x^4-x^3-x^2-x+1>0 is true for any number Please someone explain to me this, I couldn't understand the teacher when they talked about something similar to this and I didn't get it...

### Math

Convert $e^{-\pi i}$ to rectangular form. Not sure how to start this problem, should I use Euler's formula? Can anyone help provide the steps please? Thanks

### Math

3+1/4*cos(theta)=13/4 Please help really confused. I was given the answer as 1 but how do I figure it out. I know you are suppose to subtract 3 from both sides but how do i do that with the 13/4?

### Math

24. solve the system of equations algerbraically. show all of your steps. (2 points) y=x^(2)+2x y=3x+20 I'm just having trouble understanding. Please help

### Math

Determine the zeros of each function by factoring: a. f(x)=-2x^2-5x+12 b. f(x)=2x^2-3x-2 c. f(x)=x^2-10x+24 I have been trying to figure these out for awhile and am stuck. Please and Thank you for help.

### Math Review HELP

Perform the following addition subtraction problem.s Be careful about operations and parenthesis. (3.5*10^3)(4.2*10^5)+(4.3*10^-4)(2.1*10^-2) A little confused... Please Help,,, thanks

### Math

Help help!! Trying to help son with math homework.. Please help Create a table for each set of values. Test each table for equivalent ratios to find which set of values describes the proportional relationship of the two quantities. 66 ounces of peanuts to 89.1 ounces of ...

### math

please can anyone kindly help me to get the answer of this word problem,i would like someone to help me please for the word problem below...... Pat and Eric bought a large pizza that has 12 slices.Jane and Eric ate all the pizza .If Jane ate 4/6 slices, how much did Eric eat? ...

### math

Can someone correct this for me please or help me out.... Why are variables useful in algebra? My answer: Variables are useful in algebra because they detemine an answer that anyone is trying to get to. Variables can represent a single number or a whole sub-equation. they make...

### math

As a a test of a new measurement process, 10 measurements are made on pieces of glass known to have conductivity 1. The average of the 10 measurements is 1.07. Indicate whether 1 and 1.07 is a parameter or statistic and explain why. I know 1.07 is a statistic. Please explain ...

### computer programming

Create a Raptor Flowchart that calculates the amount a person would earn over a period of time if his or her salary were five cents the first day, ten cents the second day, and so on doubling each day. Your program should: 1. Request the number of days. 2. Display a table ...

### I Have To Write A 2 page Essay---HELP PLZ!!!

I have to write down all the factors in my early life that have influenced the way I developed. Then I have to use those factors in an essay. What factors besides hereditary factors and enviromental factors, can I list? Can you suggest maybe a way to begin my essay? THANK YOU...

### Math- PLEASE HELP!!

At noon, Professor Simon has a petri dish with 10,000 cells of Bacteria A. In another petri dish, he has 33,000 cells of Bacteria B. Every hour, Bacteria A grows by 8%. Every hour Bacteria B cells die off, decreasing the number of cells by 6%. After how many hours will there ...

### Math

What is 5/8 + 4/7 -1 ? I can't understand this math problem.... Please help me.... ------------------ Problem: In a boys' school, 5/8 of the boys play football and 4/7 play rugby. If every boy plays at least one of the two games, find the fraction of the boys who play both I ...

### reading

sentense with 11 elephant Please keep in mind that we don't do students' homework for them. Once you write a sentence, please re-post and someone here will let you know if you're right or need to work on it some more. =)

### pre-cal/trig

PlEASE help me with this!! I need it as soon as possible....... cos(x-(pi/4))+sin(x-(pi/4))=1 Find the answer from 0 to 2pi. When I slove this, I got cosx+sinx=(1/ square root of 2). then I don't know what to do the rest. Please help me.

### Ms. Sue please

Could you please clarify what your intentions were behind what you said on Friday the 24th in a thread that was marked as "society"? The time stamp was 2:22. I have already left my own personal interpretation there.

### Physics - please, I really need this

Show mathematically that a diverging lens will alway produce an upright image. [i.e. prove that hi is positive if f is negative] I'm not even sure how to start this. Can someone please help me?

### Physics

Why is acceleration the same for all free-falling objects regardless of mass and distance? Please don't say according to this formula or something. could you please actually explain the theroy behind it.

### PLEASE AND THANK U

i just want to sat that I appreciate all u teachers helping me, but please don't provide one site for me which is Wikipedia. I don't understand a single thing wen I reach that page. It confuses me more, but thanx

### calculus please help

I posted this below but had no response. I would appreciate help with details please.How do I find the indefinite integral of h(u)=sin^2(1/5u) this is one fifth u. Does it involve double angle formulas? Thanks.

### calculus--please helpp

if the line 3x-4y=0 is tangent in the first quadrant to the curve y=x^3+k, find k. all i know is that its related to finding a derivative and i m basically completely lost....can please someone provide me some help?????

### pre-calc HELP PLEASE

solve using identities for all angles (dont use multiple angle method)show work please cuz i am so confused. 2sin2x-3sinx=0

### matt/116

Will someone please help me find the answer to this question please. How do you write a system of linear equations in two variables? Explain this in words and by using mathematical notation in an equation.

### social studies

3 things in history that impacted in south America,europe,asia,africa and austrlia.(please list all and I can do the rest) P.S please get back to me by tomorrow before 2 o' clock

### Language Arts

Please help me with the following: Myths often function as a connection to __________, or the customs and beliefs of a group of people. I think the answer is phenomena, but I don't even know if that is correct. Please help me, any help will be appreciated.

### English

Two students talked about the title. Now, one last student....OK. Well done. Please remain quiet, everyone. ------------------- Would you check the short passage? Correct any errors, please.

### Social studies please help soon I'm timed please

Which religion considers the epic poem about Krishna one of the most important texts? A: Buddhism B:Hinduism C: judaism D: Zoroastrianism

### graphic design please help

i tried to find the answer but i come up with nothing please help any links or any thing will be helpful In 1-2 paragraphs describe the importance of prioritizing your focus when designing for multiple purposes

### maths(urgent....please...)

A ball is hit at an angle of 36 degrees to the horizontal from 14 feet above the ground. If it hits the ground 26 feet away (in horizontal distance), what was the initial velocity? Assume there is no air resistance. math - Henry, Friday, April 8, 2011 at 9:59pm X = hor. = 26Ft...

### College

Does Harvard University have art & creative writing classes cause I want to become a artist & a creative writer (when writing books, short stories, novels, & poems). I'm just asking. I look on the website but it really confusd me. Please also what is REALLY Harvard Uninersity...

### Math

Lesson 8: Solving Inequalities Unit Test CE 2015 Algebra 1 Unit 4: Solving Inequalities i need answers im 9 lessons behind in math and my mom just had surgery and the house is a mess if anyone understands please help!!!! ): i just dont have time

### math- please help!

Please help with these 5 problems! I have the solutions but I don't understand how to get them! 1. Perform the indicated operations and simplify: [(2/x)-1]/(x^2 -4) 2. Subtract and simplify: [12/(x^2 -4)] - [(3-x)/(x^2 + 2x)] 3. Perform the indicated operations and simplify...

### Math Please Help

In a recent survey of middle school students about pizza toppings, it was found that 25 students like pepperoni pizza, 31 like banana peppers pizza, and 5 likes both pepperoni and banana peppers on their pizza. if 66 students were surveyed, how many students do not like banana...

### Math help please!!!

1. Determine the equation of g (x) that results from translating the function f(x)=x^2+5 upward 8 units. A. g (x)= (x +13)^2 B. g (x)= ( x+8 )^2 +5 C. g (x)= x^2 -3 D. g (x)= x^2+13 I think (D.) is my answer please check over for me. 2. Determine the equation of g (x) that ...

### English Survey(please post)

what book do you think should be made into a movie? and why?(please state reason clearly.) consider the questions below: what's the benefit if it was made into a film? is there something that you think can be presented in the movie better than the book? why do you think people...

### Quick math help

Can someone please check my math Hw? Thank you!! Solve each system by elimination. 1. 8x+7y=-1 -9x-7y=2 I got (-1,1) 2. 4x+3y=1 -4x-7y=-13 I got (2,-2) 3. -7x-6y=-21 -x-6y=-3 I got (3,0) 4. -2x+3y=-16 -2x-5y=-16 I got (8,0) 5. -7x+2y=13 -14x+4=26 I got (0,0) 6. 15x-8y=14 -5x+...

### Math

Pierce Publishing sells encyclopedias under two payment plans: cash or installment. Under the installment plan, the customer pays $23/month over 2 yr with interest charged on the balance at a rate of 15%/year compounded monthly. Find the cash price for a set of encyclopedias ...

### Math

5. Joe Sullivan invests $9,000 at the end of each year for 20 years. The rate of interest Joe gets is 8% annually. Using the tables in the Business Math Handbook that accompanies the course textbook, determine the final value of Joe's investment at the end of the 20th year on ...

### Math-check my work please??

Write an equation, in point-slope form, for the line that is perpendicular to y – 10 = 3/2 (x – 4) and that passes through the point (4, 2). My Answer: Formula for point-slope form; y – y = m(x – x) Insert y and x value; y – 2 = m(x – 4) If the slope for the ...

### Math please explain how to do this

Please explain how to work the formula for the following. Quarter Warehouse and Transportation Expense 1/2009 $12,500 2 11,300 3 11,600 4 13,700 1/2010 12,900 2 12,100 3 11,700 4 14,000 1/2011 13,300 2 12,300 3 12,100 4 14,600 The results of a simple regression analysis using ...

### Math question/help please!

Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ...

### Math question/help please!

Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ...

### Math question/help please!

Please somebody help me with this question, I don’t really get it: The triangles are shown congruent. Find the measure of angle P. MLK is congruent to RQP. A. 43 degrees B. 32 degrees C. 105 degrees D. 37.5 degrees Triangle 1 measures: MK: 43 degrees. ML: 32 degrees I added ...

### 3rd grade math hw help!

hello all, my daughter come home with a math homework "Alphabet Polygons" I have no idea how to use the letters in the alphabet to answer the questions. Please HELP! The questions are as follow: 1) You can make polygons of some of the letters by drawing just one more line ...

### 6th grade

please provide help w/singular plural and possessive nouns, ie, please explain "library's, libraries' and libraries.

### R.E

Please help, sorry if i keep re-posting but i have loads of R.E questions for my homework. What do Hindu's do with those who have died please? Thanks

### science please help me

I need help finding some descent pictures of radiation. I went on google but their is no good pictures. Please help me!

### Algebra

Solve and graph. I send this problem last night could someone please help me I have trouble with it. x+12<-8 or x+12>2 The solution is { x | x< or X > } please help me with this problem.

### biology

is a scientific hypothesis accepted if there is no way to demonstrate that the hypothesis is wrong? please explain. please help needed today. thank you.

### science

please help me i am looking for word problems involving potential and kinetic energy i need for my homework in science PLEASE HELP!

### algebra

1/x^2+5/x=4 Can someone please help me with this problem by showing the steps that I would have to do to get the answer? I have no idea how to do this. Please help somebody.

### Algebra 1

Can someone help me solve this problems please? Thank you very much 7x+9>1x+3= Can someone help me undertand the steps to solving this problem, please.

### chemistry

what is the molality of a 10.5% by mass glucose solution?. density of the solution is 1.03g/ml can someone please explain how to do this question. please and thank you

### To all chemistry students

Please understand that one of our chemistry tutors is on vacation this week. Please be patient.

### science-biology..cells

please give me those parts of animal cell and plant cell.. please separate it..

### Algebra 1 (HELP PLEASE!!)

Can you please tell me the roster form and set-builder notation for: N is the set of real numbers that are factors of 12

### Social Studies 9

PLEASE i really NEED HELP; and i need this by TOMORROW. -no links please . How and why was Hudson bay company established ?

### To Jiskha Teachers ~

Please reply my science post I really want to know if Im correct because I just post and you ignore it. PLEASE check it. Thank You! :)

### Chemistry(Please, please help)

If the time elapsed is 4.26 min, what is the value of the rate constant, k? ln[R]t / [R]o = -0.0237 I am not sure how to slove this. Is Rt 4.26 min

### Physics please help.

At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy? Please help!

### science

______________ can prevent some bacterial cells? 7th grade science please help meeeee ms sue help me please thanks

### ALGEBRA 2 help please would appreciate

x x _____ - _____ = x^2+9 ________ x+3 x-3 X^2-9 solve for x. and check answer thank you show work please

### Algebra 2

Please help me solve and find the excluded values for this problem. Also please show me the work for this problem I want to learn! h(x)=x^2-9/x^2-4x+3

### Algebra 2

Please help me solve and find the excluded values for this problem. Also please show me the work for this problem I want to learn!F(h) = x^2-9/x^2-4x+3

### To Ms.Sue Regarding S.F.P.

Dear MS.Sue, could you please tell me what are the controlled and manipulative variables of a Non- Newtonian fluid???? Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:):):):):):):):):):):):):):):):):):):):):)

### Calculus

Can you please explain to me what are the qualifications for a function to be continuous? Please explain your response in easy to understand wording. thank you in advanced!

### Calculus please help!

The limit limh->0 ((sqrt1+h)-1)/h represents the derivative of some function f(x) at some number a. Find f and a. Please help!