Math(Please help)

181,388 results, page 53

math - PLEASE!

15 increased by t What is the answer in algebraic expression form? My answer is 15 + t am i right or wrong

math

The number a is a number less than -3. What is the range of possibl values of 1/a^2 ? a. 1/a^2 <-9 b. 1/a^2 <-3 c. -1/9<1/a^2<1/9 d. 0<1/a^2<1/9 e. 1/9<1/a^2<1/3 please answer and explain

math ergent please

Given the function f(x)=Kx^3-mx^2+3x+7, determine the values of k and m if the remainder is -2 when f(x) is divided by x+1 and -4 when f(x) is divided by x-1

math ergent please

7. Given the function f(x)=Kx^3-mx^2+3x+7, determine the values of k and m if the remainder is -2 when f(x) is divided by x+1 and -4 when f(x) is divided by x-1

math

Explain how to find the restrictions on the domain of a reciprocal function. (please explain it clearly) thank you!

Math

Please help! 1.3-2.5x<or equal to -1.2x-0.52 The answer is x>or equal to 1.3 I have been on this for hours and can't figure it out Thank you

math

please solve 100 divided by 5 to the 2nd power times 4 to the 3rd power.

math

Write an inequality using subtraction and the variable x so that solutions to the inequality include x = 3,5,7, and 9. Please help me.

Math

Can someone please work out the steps in solving this elimination problem. Thank you. The problem is x + 2y = -7 x - 5y = 7

Math

The value of 12 is obtained by multiplying p% by A.12 B.12/p C.p/12 D.1200/p E.100p/12 Is there any work for this?, if so please show work.

math

y=2x^+3 use integer values of x from -3 to 3 to graph the equation. Someone please tell me how to graph this

Math

If 20% more than a number results in 28, what is the number? Express your answer as a fraction. Please help mates.

Math

Tell whether the function is linear. Then evaluate the function for the given value of x. 3.) f(x)= x^2 + x-2 ; f(1) Help please!!!

math

the ratio of the areas of two squares is 9:4. the ratio of their perimeters is (please explain in detail)

Math

Convert 62 inches to yards, feet, inches? How do I do all three at once? Please help.

Math, Please Help!

Find the a/b form, where a and b are integers and b isn't equal to 0, for each of the following: A. 0.29 (29 repeating) B. 0.00029 (29 repeating)

Math

1.(y^-5)^-10y^10 A) y^-60 B) y^60 C) y^-150 D) y^150 Can anyone help please? I have tried solving it, but it's mind boggling.

Math

d dx [(e^x + x)^x]. Can someone please show me a step by step of how to do this. Also i'm stuck at (e^x+1)((e^x+x)^x * ln(e^x+x)) ... am i on the right track or?

Math last question.

(3x^2 - 7x -4) - (6x^2 -6x +1) It's a polynomial I think the answer is D or C, but I'm not sure which one. Help please A. 3x^2 - 13x - 5 B. 9x^2 - x + 5 C. -3x^2 -13x + 5 D. -3x^2 -x -5

Math

The surface area of this hemisphere is 1062 cm^2. what is its radius? please help me calculate this step by step

math

The dimensions of a box are 9 by 16 by radical 25. Its volume is a. 60 b. 3600 c. √(50) d. √(60) please explain

Math

The area of a tabletop is 18 sq ft. The perimeter of the same table is 18 ft. What are the dimensions of the tabletop? Please help I'm lost.

Math

Tom has 4 yards of lumber.What is the length of the lumber in inches? Explain Please help me I don't understand

math please help

2. Find the slope of a line that is perpendicular to the line containing the points (–2, –1) and (2, –3). (1 point) m = –2 m = 2 m = -2 m = –1

Math Algebra 2

Help please. I know how to compute for the rest mass but how can you solve this problem. Solve for v in m = m0/(sqrt of 1 - (v^2/c^2)

Math Algebra 2

Help please. I know how to compute for the rest mass but how can you solve this problem. Solve for v in m = m0/(sqrt of 1 - (v^2/c^2)

Urgent Math

Please solve it in step by step. integrate: ∫(cot2x-csc2x)^2 dx

math

What is the slope of the line that contains the points (4, –4) and (7, –6)? Answer: 3 If its rong please explain to me what i did rong

math

Please help. given the units for four of the six variables, what must be the units of z and y? a=m t=s/K h=N^4 x=m z^a=xh cos(yt)

Math/7th

It takes 2mins for 3photo copy's ?how many mints will it take for 14 copy's? Please help thank you

Math Help Please!!

Using a scale factor of 1 inch= 5 feet, what are the blueprint dimensions that is 12 x 18 feet? A. 2.2 x 3.3 B. 2.4 x 3.6 C. 2.8 x 4.2 D. 2.9 x 5.0 Thank you!

math

x+y+√z=148 x+√y+z=82 √x+y+z=98 find x,y,z. Please give full solution and how to find with complete logic.

math

there are 32 students 12% got an A.How many of them got A's.i need help converting this percentage to a whole number please help

math

PLEASE TELL ME THE ANSWER TO "blank 569 divided by 6 is about 400!!!!!!!!" WHAT IS THE BLANK?!!?!?!?

math

Which is the better deal: 8 ounces of shampoo for $0.89 or 12 ounces of $1.47? Can someone please explain to me how to do this problem.

Math-------please help

a square carpet covers 60% of the floor area the room is 5m by 5m what are the dimensions of the carpet

math please help!

Translate into an algebraic expressions:120 is increased by d % and increased by 25% . What is the result ?

Physics (SO CONFUSED!!!)

I think I'm using the wrong formulas or SOMETHING... Here's the question: "Two equal charges are separated by 3.7 ´ 10^-10 m. The force between the charges has a magnitude of 2.37 ´ 10^-3 N. What is the magnitude of q on the charges?" Here's my work: F = kc(q1q2/r^2) 2.37 x ...

Pre-Calc

Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ...

Pre-Calc

Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ...

alg 1 college

can you guys please help me wwith a math problem, its asking to solve this equatoion, sqare root5x-4=3x-18. to fkire off first 5x-4= 3x-18 squared. foil thatand you are looking AT 9x squared -54x -54x+324/ add the -54 to 108x.then shoot the 5x to to the 108x and subbtract 5x ...

can someone please help me?

simplify the following expressions involving complex numbers. (3+2i)-(-7-i) 10 + 3i how did you do that? can you show me this one and explain how this time? (3+2i)(-7-i) or even (3-2i)^2 you would do 3+2i=5i, then -7-i=7i then 5i+7i=12i (3+2i)-(-7-i) = (3+2i) + (7 + i) = 3 + 7...

Chemistry (1Question)

This is really confusing. I know how to do the equilibrium which also has to do with reaction rates but they didb't give it to me as a choice. Please Please help me. I post other questions that i answered already but no one answered me. I just needed someone to check them for ...

math

Posted by connie on Monday, July 20, 2009 at 11:56pm. Find the indicated outputs for f(x) = 2x²-4x f(0)= ____? f(-1) =____? f(2) =____? Responses math - Reiny, Tuesday, July 21, 2009 at 8:00am f(0) = 2(0)^2 - 4(0) = 0*0 = 0 f(-1) = 2(-1)^2 - 4(-1) = 2(1) + 4 = 2 + 4 = 6 now ...

social studies

i have a crossword puzzle but i have one word i can't figure out.the clue: the------i- coastal plain is a strip of land that begins in the norteast and runs along the east and gulf coasts.please help me. http://en.wikipedia.org/wiki/Atlantic_Coastal_Plain can you give me an ...

Math

I do not get this question at all,this is composite functions and all my answers to a) to c) is wrong,can someone please help me with this problem :)? Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a ...

NVQ level 3 buisness admin

ok im really struggling on the questions on unit 314 hy the hell is there no question marks i have to anwser them like questions,its confusing me?? please can anyone shed a light over my way please.x cheers ema We don't have access to NVQ questions. Please post one or two of ...

Inertia

A thin, uniform rod is bent into a square of side length a. If the total mass is M , find the moment of inertia about an axis through the center and perpendicular to the plane of the square. Use the parallel-axis theorem. Express your answer in terms of the variables M and a. ...

Please proofread my essay

Could you please proofread my essay. Please check pronoun usage,fragments, a better title and better thesis. Here is my prompt: 1. Does the US need to reduce its dependence on Middle Eastern oil? If you argue that it does, then provide a way for this to be accomplished and a ...

science

What would happen if the temperature of the tundra increased by 20*F? The exact degree doesn't matter so if you answer my question but with like 10 degrees or 50 or something please tell me. Oh and please don't just list a site that would help me. I need the answer and I've ...

History (1900’s)

Hey peeps can you guys pretty please give me a list of the challenges of immigration in the 1900's? I have been researching for like literally tree days. Please help me before I melt~ I have this: Immigrants may have been turned down at the front gates. Immigrants may also ...

math

kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined equals three times the ...

math

kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined equals three times the ...

math

kyle had 36 books in hislocker. some were library books, some were textbooks, and the rest were telophone books. the number of library books and textbooks combined equal twice the number of textbooks. the number of textbooks and telephone books combined equals three times the ...

U.S History

In the road to independence, Were any of the protests, etc. successful? How dou you know? Please note that we don't do students' homework for them. Once you have come up with a response to these questions, please re-post and let us know what you think. Then someone here will ...

mass communication

who is target audience of sex and the city? Please note that we don't do students' homework for them. Once YOU have come up with a response to YOUR questions, please re-post and let us know what you think. Then someone here will be happy to critique your work. =)

Debatind/ Sose

please I really need statistics and exact examples for my debate. I can not go up there and say many people think we are too americanized. We won't win. Please give me some stats. and eg. on the topic "that australia is becoming too american" Thanks Minerva

Spanish

Can someone please explain to me how to do this: Traduce las frases al espanol, por favor. 1. Don't rent the apartment 2. Don't leave 3. Don't pass the papers 4. Never play the piano 5. Don't visit your grandmother etc.... Please help. I have to do 20 sentences. Thanks.

English

The________into the main mineshaft ran for almost 200feet. and the choices are: abattior aficionado abstract alchemical accelerant anachronism acclimated antecedent adit PLEASE IF SOMEONE KNO THE ANSWER PLEASE REPLY

Science-QUICKLY PLEASE!!

3. Which of the following projects is a good example of the current cooperation between nations for the furthering of scientific research? a. International Space Station b. NAFTA c. Hoover Dam d. Panama Canal please help!!!!!

calculus-can someone please help me with this ques

Given the following polynomial f(x)=(x-1)(x-5), find A.the zeros and the multiplicity of each one b. where the graph crosses or touches the x-axis c.the number of turning points d. the end behavior Please show work.

Honors US history.. PLEASE HELP!!

How did the success of the civil rights movement and abolishment of slavery open doors to the election of the first Black American President of the United States, Barack Obama? I don't know how to answer this! PLEASE HELP ASAP!

English

Please help me correct grammar. Please be informed that starting on Nov.22,2015. Due to high consumptiom for the lectric bills. The internet usage charge will be P15.00 per hour and there will be no promo for P25.00 2 hours. Thank you.

ALGEBRA PLEASE HELP ASAP

find the volume of a cylinder with a diameter of 16mm and a height of 5.7. A.2,292mm^3 . . . 4,584mm^3(i think its this one) . . . 689mm^3 . . . . 1,146 (but i also got an answer close to this but the tens place was 5) PLEASE HELP QUICKLY THANK YOU

ENGLISH

Mark the stressed syllables in the following sentences 1. can i see you today? 2. it's impoossible to please everybody. 3. The light's wrong for photography. 4. My mind went blank and everything blacked out. 5. Please bring me a chair

English

Mark the stressed syllables in the following sentences 1. can i see you today? 2. it's impoossible to please everybody. 3. The light's wrong for photography. 4. My mind went blank and everything blacked out. 5. Please bring me a chair

math-please help,need quickly

find the slant asymptote of the graphof the rational function. 1.f(x)=x^2-x-2/x-7 y=? 2. determine the symmetry of the graph of f. a. the graph has y-axis symmetry f(-x)=f(x) b. the graph has orgin symmetry f(-x)= -f(x) c. the graph has both y-axs and orgin symmetry d. the ...

SCI 275

help please! CLASS - Please see the attached figure. How do the three factors shown in the figure interact to promote sustainable development? [img src="@7140725"]

history

i am supposed to draw a political cartoon on either federalists or anti-federalists. can someone give me some ideas please? it must focus on a event or issue. please help!

college algebra

please solve by method of substitution 0.3x-0.4y-0.33=0 0.1x + 0.2y -.21=0 please give all steps to solve.I think I understand the basic concept but this is little more complicated for me. Thanks in advance

English

Hey... Can you please give me some questions on William Shakespeare sonnet 29, 30, and 116. I tried to look for MCQ to practice some more, but i didn't find so please if you can help me i'll appriciate it thanks

physics

A system consists of three particles, each of mass 2.10 g, located at the corners of an equilateral triangle with sides of 22.0 cm. Calculate the potential energy of the system. Please help me what formula to use please

Algebra Please Help

Can you please give a example so that I can understand it better. 1)How can you tell whether a polynomial is written in factor form. 2)Construct a trinomial whose greatest common factor is 2x^2.

college algebra

Can someone please help me find the x-intercepts and y-intecepts of this equation. I have the radius, and center but I can't seem to get the intercepts. x^2+y^2=16x-18y+145=25 Please show work. Thanks!!

Chemistry

can someone balance this redox please. frustrating because i don't know what else im doing wrong. C2O4^2- + MnO2 --> Mn^2+ + CO2 my answer is 2C2O4^2- + MnO2 + 4H3O^+ --> Mn^2+ + 4CO2 + 6H2O im getting mad please help thanks.

Physics help please!

Explain why the sum of the masses of the uranium nucleus and of the neutron does not equal the total mass of the products of the reaction. I guess its a theory question. Someone please explain!

AP CALC. AB

(t^3)+(t^2)-16t+12 for 0<=t<=8 describe the particles motion when t=2 can u please tell me about it's maximum and its acceleration whether it speeding up, or slowing down, or whether its constant I know that it has a max of -8 but i don't know how they got it please help.

Geometry

I need help simplifying the radical (IN RADICAL FORM ONLY) What's the square root of 224? Can you please show how you got the answer so I can learn how to do it myself next time please.

History

MS. SUE PLEASE HELP ME! SOCIAL STUDIES QUESTION? So I am trying to write two articles and am NOT asking you to write them for me, just for help so I can write them. It's about the French and Indian war. I know that they were fighting and why, but what caused both of them to ...

chemistry

How many grams silver (Ag) is added to 13 grams gold to produce 85% gold (Au) alloy? Can someone please give me the derived formula to be used? I had managed to solve it though I'm not quite sure if it's correct. i got 73.67g Ag, can someone please correct me if i'm wrong. ...

MATH PLEASE ANSWER I NEED HELP!!!

I need help simplifing multiple exponents with integers. I.E (-2y^-3)^-3 (-2y^-3)^-3 is the same as: (-2^-3) x (y^-3)^-3 which gives (-1/8)(y^9)

Math --please check

What is 12% of 250? Is it 30? Is decimal notation for 19% 0.19? Thank you! Yes, 12 percent of 250 is 30. Yes on the second. Yes to both.You're Welcom!!! =)

math

Which pair of fractions is proportional? 0.6/0.3 = 9/4.5 0.6/0.3 = 9/4.8 0.6/0.3 = 8.4/4.5 0.6/0.3 = 8.4/4.8 I'm assuming that I figured these wrong, because I found that none of these were proportional. Please help

Math

Express this function in vertex form by completing the square: 3x^2 - 4x + 1 PLEASE SHOW STEP BY STEP!!!

math

Sam and billy are to split $35 in the ratio 4:3. how much will billy get? cab you please explain the answer to me!

Math

please explian this not sure about fractions thanks :) 1/3, 5/6 , and 3/8 = add the fractions reduce to loewst terms

math research

does anyone know any good websites about the mathematician Euclid? Any websites besides wikipedia, PLEASE!! thanks

math please help

if you choose a two digit number at random ,is it more likely that the number will be divisble by 5 or by 7 ex.

Math

Find the dot product of the following vectors: a = (4, 1) b = (-1,4) a = (7,8) b = (4, -7) You have to find the angle too. Can someone please do these?

Math 116 algebra please check

Graph the equation and identify the y-intercept. y+x= -9 The y- intercept is (0, -9) Is this correct

Math 116 algebra please check

Solve by elimination method 2x + 3y =1 4x + 6y =2 What is the solution of the system N there is no solution

Math

Please give me an example of "number sense" What number is 10,000 less than 337,676?

Math

Could someone explain this please? Thank you. Express the series 11+18+27+...171 using sigma notation. a1+a2+a3+...ak 11+18+27+...171

Math check please

Solve w= (va)/(r^2+a^2) for a. I applied the quadratic formula a= (v/w +- sqrt (v^2/w^2 - 4*(-wr^2)) /2 and I have the answer as a= (v+/- sqrt[v^2+4w^2r^2]/w

5th grade math

What is 3,256 divided by 4? What is 99,999 divided by 3? I need these answers in an hour! Please help!

math grade 10

1.)Determine the x- and y- intercept of each equation. (if u can please show me a step by step answer so i understand it:) a.) 9x=54-6y b.) (x/5)-(y/10)=2

Math

Please help! If a person's total yearly income is $42,000 and 12% is for clothing, what dollar amount is for clothing?

math

A vertical line is all rise. If there is no y value then how does this become a line in the x-y plane? can someone please help

Math

Can someone please explain this to me: Does |n+m|=|n| + |m| for all integers n and m? If so, give some examples. If not, give a counterexample.

math

Which pair of equations share a solution? Answer: 5x+2=32 4x+9=5(14-x)-7 -I know the answer but I have absolutely no idea how to get it help please!

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