# Algebra, help + check please

103,406 results, page 19

### Math(Please check! Thank you!!)

metric system conversions 1)3.68kg = ? g (3.68 kg) (10^-3 / 1kg) = 3.68 x 10^-2 g 2) 568cm = ? m (568cm) (1 m /100cm) = 5.68 m Are these correct?

### Chemistry(Please check)

Write the n, l, ml, and ms values for the first two elements, H and He. H: n=1 l=0 ml=0 ms=+1/2 He: n=1 l=0 ml=0 ms=+1/2 for the first electron for the second: n=1 l=0 ml=0 ms=-1/2 Are these correct?

### college alg

the function f(x)=6x+9/3x-7 is one to one. find its inverse and check your answer. f^-1(x)=? please show work

### Math

Write the equation in standard form using integers. Can someone please check my work? Ax+By= C Equation: y- 4 = -2(x - 3) y-4 = -2x + 6 +2x +2x 2x+y-4=6 +4 +4 2x+ y=10

### Science

Estimate the length of a baseball bat and mass of a baseball in SI units. How can you check how close your estimates are? Please help! Thank you

### Math

Study the equation below. 25=2x+3 Which equation has the same solution? Answers: A. 28=2x B. 22=2x C. 50=x+3 D. 25/2=x+3 My answer is B. 22=2x. Please check if I am right. Thank you!

### precalculus

can you please check my work? 7. Find the equation of the parabola y=ax2+bx+c that passes through the points(0,6),(-2,2), and(3,9/2). y=ax2+bx+c 6=a(0)2+b(0)+c 2=a(-2)2+b(-2)+c 9/2=a(3)2+b(3)+c 6=c 2=4a+(-2b)+6 9/2=9a+3b+6 -4=4a-2b -3/2=9a+3b a=-1/2, b=1 y=(-1/2x)-x+6

### math check my answer please

Simplify 3√125a^1b^3 (By the way,in 3√, 3 is the index) 3√125a^1b^3 3√125 * 3√a^1 * 3√b^3 5 * 3√a^1 * 3√b^3 I'm stuck what to do next.

### Math

f(x)=1/2(x^2-2x+15) I did the quadratic formula and my answer is 2 plus or minus i square root 8/2. Could someone check my answer please

### Mathematics

1.What is 10^3 written in standard form 10 100 1,000 10,000 Please check this, my answer will be the third choice

### English

Ms Sue, can you please check these two sentences, I need to include in an email? Thank you. 1) Sorry, for disturbing you. We have received email (emails) from four of your students, namely ..... 2) Could you please let me have your list of students before tomorrow's meeting, ...

### Calculus

Please check, if there is something wrong please explain what I did wrong. Thank you! Calculate the d^2y/dx^2. y= e^-x + e^x y' = e^x - e^-x y'' = e^x + e^-x Find the x-coordinace of all critical points of the given function. determine whether each critical point is a relative...

### 8 grade math

please check my answer thanks At Albany's Children's Hospital, the hospital cenuson Jan 4 is 110 According to the following data, what's the hospital census for Jan 5 Admissions 10 Discharges 2 A&D 1 so this is what I got 110 + 10 (#of admissions) = 120 then - 2 # of ...

### 5th grade-grammar

Can you please check these sentences for me? -Write a sentence that includes an adverb modifying an adjective That person is sad. -Write a sentence that includes an adverb modifying an adverb I like to eat fast. Please let me know if these are right. thank you

### Math Algebra

Find the Values of X 12p^2+11p-22=0 I'm having some trouble with this math question can somebody please explain it. Please I would like to know how to do it since I have a Benchmark Tomorrow. -thank you

### college algebra--need help please!!

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

### college algebra--need help please!!

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

### college algebra--need help please!!

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.

### math/ algebra 1

can someone please help me explain how they got this answer and can someone please show me the steps into solving this question? Q: Four more than the quotient of a number and three is at least nine.

### socialstudies(check answers please)

what was the purpose of the gettysburg address? A.to end the revolutionary war and gain independence.(I PICKED THIS) B.to launch the war for independence and american democracy. C.to honor fallin soldiers in the civil war and cement notion of equailty for all people. D.To ...

### Physics-please check my work

Can you check my work please? true/false 1.) force is a scalar quantity: *FALSE 2.) the object on which a force acts is called the system: *TRUE 3.)The specific, indentifiable cause of a force is called the system: *FALSE 4.) A force can not exist without an agent and a system...

### Algebra..please check my work!!

At 3 p.m., Brunhilde headed north at 30 kilometers per hour. Two hours later Ludwig headed south at 40 kilometers per hour. At what time will they be 340 kilometers apart? I know that the distance from Brunhilde(Db) plus the distance from Ludwig(Dl) is equal to 340, which is ...

### Language Arts - The Odyssey - Please Check Answers

Please help me with the following question: Read the excerpt from The Odyssey. Six benches were left empty in every ship that evening when we pulled away from death. And this new grief we bore with us to sea: our precious lives we had, but not our friends. No ship made sail ...

### computers (Check)

Will someone please check my C++ for me? 1. What does the Load ( ) method do? Gets data from a file and puts it into a DataSet object. <----- Gives a value to an attribute of an XmlElement object. Deletes all the data in a DataSet object. Tells a form to appear. 2. Scenario...

### Algebra Problem

I've gotten confunsed. Please help. Solve: 2y-a = a + 3b ____ ______, for y 3 4 Please show how to solve this. If you mean (2y -a)/3 = (a + 3b)/4 then 2y - a = (3/4) (a + 3 b) 2y = (7/4) a + (9/4) b y = (7/8) a + (9/8) b f(x)=x(squared)-4x+9 solve for x

### Ed Tech

What types of issues can you likely resolve by knowing how to access and use the Control Panel? Choose all that apply. network issues*** screen resolution and volume issues**** frozen application issues virus issues What can help prevent issues related to downloading content ...

### math double check please

GCF and LCM of 252, 420, and 180 252: 2,2,3,3,7 420: 2,2,3,5,7 180: 2,2,3,3,5 GCF is 12 and I think LCM is 1260? Can you please tell me if I'm right?

### Social studies answer check please

Why did Thomas Paine write the Pamphlet, Common Sense? 1: to support conquering the Native Americans ******* 2: to argue that more land should go to france and spain 3: to show that loyalty to the monarchy was wrong 4: to pledge his loyalty What was most dangerous about ...

### calc check: average value

Find the average value of the function "f(x) = x^2 sqrt(1+x^3)" on the interval [0,2]. and this is what i did.. please check for mistakes. thanks :D f(x) = x^2 sqrt(1+x^3), [0,2] f ave = (1/(b-a))*inegral of a to b for: f(x) dx f ave = (1/(2-0))*integral of 0 to 2 for: x^2 ...

### Algebra

1.Simplify the expression (3/7)^2 A.3/7 B.6/14 C.9/49 D.5/9 2.Which is a solution of the equation y=5x+3? A.(5,28) B.(28,5) C.(4,20) D.(3,19) 3.Solve the equation. -15=a/5 A.a=-3 B.a=-20 C.a=-10 D.a=-75 4.Of 158 consumers polled, some like only action movies, some prefer just ...

### Grammar and Composition

please check these: 1. adamant _e_ 2. pathetic _g_ 3. tangible _j_ 4. auspicious _i?_ 5. altruistic _a_ 6. flippant _c_ 7. incorrigible _h_ 8. indolent _d_ 9. precarious _b_ 10. implicit _i?_ a. unselfish b. uncertain c. impudent d. lazy e. unyielding f. unquestioning g. ...

### calculus

pleaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaasw help can you pleaaaaase help me find the area between y=cos(4x) and y=1-cos(4x) 0<=x<=pi/4 i tried to solve it, and i got like : 2*sqrt3+ pi/12 is it right? if not please tell me how can i solve it...i'm really confused i found ...

### English

Identify the sentence that is punctuated correctly. A. Here is our check, Mr. Vons, for $7.35. B. Here is our check Mr. Vons, for $7.35. C. Here is our check, Mr. Vons for $7.35. D. Here is our check Mr. Vons for $7.35. D

### English

Identify the sentence that is punctuated correctly. A. Here is our check, Mr. Vons, for $7.35. B. Here is our check Mr. Vons, for $7.35. C. Here is our check, Mr. Vons for $7.35. D. Here is our check Mr. Vons for $7.35. c

### Linear algebra

Show that the origin is the only equilibrium point of the system? X=ax+by Y=cx+dy Wherea,b,c and d are constants, with ad-bc not aqual to 0(zero) Please show me how to do this problem Please show me the work

### Math--Please Check!!!

Hi, I asked this question yesterday and I was given help in how to solve it. After working the problem, I have came up with $575.27. The problem is: When Beth finishes college, she has a balance or $2876.37 on a credit card with an annual percentage rate (APR) or 17.3% She ...

### Health law

please check my answer the right to privacy is in the first admendment True or False I said True

### Health

please check my answer thanks True or False Dry heat is the best method of sterilzation I said True

### Math Check

Can you please see if you got the same answer as I did? Thank you. 3/x + 2/x-4 3x-12=2x subtract 3x from both sides you get -12=-1x divide by -1 final answer is 12.

### English

Could you please check this sentence? Is "of hearing" wrong? Thank you. 1) The language contains references to the senses of sight and sound (or of hearing?)

### Math: Please check answer

3. Which of the following is a solution of x² + 14x + 112 = 0? If necessary, round to the nearest hundredth. A.) x = –0.24 B.) x = –4.24 C.) 4.24 *D.) no solution Thank you

### Math ms. Sue please help

Tim had $52 in his checking account. He wrote a check for $55 and then made a deposit of $10. How much was in his account?

### alg2 check?

solve: 2x+2(x+3)=2(x+7) what I got was x=4 but I really think I calculated wrong. Can you show me the step by step process please?

### Media (Ms.Sue or Writeteacher)

Who are the stakeholders in media? once you have helped me with this question, I will post my answer. Please check it thanks

### Math; Check my answers please

1. sin(tan^-1(4/3))=4/5 2. find the angle whose tangent equals 0. tan^-1(cos(pi/2))=0

### Language Arts Mr Reed

Hello Mr. Reed, Can you please double check my answers that I posted at 1:38pm and 1:45pm Thank you for your assistance

### Math

What is the ratio of the measures of side BC to side RS in simplest form? (1 point) A.2:1 B.6:2 C.1:2 D.none of these @Ms.Sue My answer is A. can you please check

### Grammar

An introduction must contain a thesis statement. 1. True 2. False I answered true. Please check my work

### Social Studies

Which of the following scientist was known for his studies of the stars and planets? 1. Galen 2. Horace**** 3. Ptolemy 4. Spartacus Please check!

### algebra

A photo studio offers portraits in 8x10 and wallet-sized formats. One customer bought two 8x10 portraits and four wallet-sized portraits and paid $52. Another customer bought three 8x10 portraits and two wallet sized portraits and paid $50. What is the cost of a wallet-sized ...

### Algebra

I got a couple I want to check my work : Both are Solve using the quadratic formula : 1) x^2-3x=7x-2 x^2-3x-7x+2=7x-7x-2+2 x^2-10x+2=0 x = 10 +- sqrt10^2 - 4(1)(2) / 2(1) x = 10 +- sqrt100 - 8 / 2 x = 10 +- sqrt92 / 2 x = 10 +- 2sqrt23 /2 x = 5 +- sqrt23 x = 5 + sqrt23 and x...

### Math

Could you please check my answer? Subtract: (6a+2b-5c)-(3a+2c) My answer was: 3a+2b-7c

### Algebra2

Check Answers Please? 1. 5+(2+3i) + (-3-7i) = 4 + -4i 2. (5-10i) - (2+i) = 7 - 9i 3. -5i(2-3i) = -10i - 15 4. (2+3i)(-3-7i) = (1)(4i)

### Please check my answer: Math

Solve: 7r - 7 = 2r + 18 My answer: 7r - 7r - 7 = 2r - 7r + 18 -7 = -5r + 18 -7 - 18 = -5r + 18 - 18 -25/-5 = -5r/-5 R = 5

### Dividing Polynomial

Please check. 1. (5x^3+x^2-7)/(x+1)= ? My answer: 5x^2-4x+4-11/x+1 2 (9x^3+5x-8)/(3x-2)= ? My answer: 3x^2+2x+3-2/3x-2

### To Ms.Sue

Ms.Sue I don't know what to do? Where to get the help from for Health.If possible can you please check .

### To Ms.Sue

Ms.Sue please check civics for me,it's the last of today!

### Math

Please check my answer for this: 17 - 4 x 3 + 8 = The answer I come to is 13

### Math

Please check Simplify 7t+3+t+9=8t+12 Simplify m-2-4m-5=-3m+7 Solve 90=5t+t 90=6t t=15

### Math

2/3+3/4= 8/12 + 9/12= 17/12=1 4/12=16/12=8/6=4/3=1 3/3=2 Can you please be so kind as to check my math problem. Thank you

### Algebra

1. (12g^4)^-1 (work check) 12g^-4 = 1/(12g^4) 2. (2y^4)^-3 (need help)

### 10th Grade Algebra

Please help me with these factorise algebra questions!!! 1. 9c squared + 30c + 25 - 4d squared 2. 12 + 89 - 4a squared 3. -5x squared + 27x - 10 4. If A= 15x squared - 20x +11 and B= 1 + 9x+ 5x squared, then A-B when factorised is...

### Algebra-exponent

Please help me solve this!!!! 4*(3-x)^4/3 - 5 = 59 (4/3 is an exponent) I got to this far... (3-x)^4/3 = 16 But how do I get rid of the exponent? Please help me my final is tomorrow and I still don't know :(

### Pre Algebra

Please help! This is due tomorrow... I don't understand how "Counting Outcomes and Theoretical Probability" works! There's a question that says: You toss two coins. Find P (one head and one tail). Please help!

### Algebra

Help please-I'm doing something wrong- Solve 8x^2 + 6x + 5 = 0 I'm doing square roots and all the steps but it's not working out I come up with -0.38 + 0.5 and -0.38 - 0.5 But it's not right when I go to put it back in. Could you please show the steps-these problems really ...

### algebra

I NEED HELP SOLVING THIS PROBLEM ,PLEASE EXPLAIN AND SHOW HOW TO SOLVE the answer ."I HAVE 63 LITERS OF HYDROGEN PEROXIDE, HOW MANY TEST TUBES CAN I FILL IF EACH CONTAINED 7/8 OF A LITER?" PLEASE SHOW ME YOUR WORK. AND THANK YOU IN ADVANCED.

### English

Is there a site where it can accurately check grammar? I use the the Word grammar/spell check, and it still messes up at times :/ thanks much!

### math 1st grade can you check the answers

can you check this set of answer {10,14,18,22,26} mean=18 median=18 mode =no mode

### math

i need help in how to check my answer for an equation problem. The problem is -n over 2 equals to 18 i already know what -n is [-36[ but now how do i check it

### English

Please check my answer thank you:) Does the following sentence demostrate correct subject-verb agreement. Robert's friend Steve, as well as his wife, are going to the fair. In said yes

### English

Please check my answer Does the following sentence contain three prepositions ? James crept down the stairs, through the hall, and into the kitchen I said yes

### Law

please check my answer thanks :) A health care information manager, receives a subponea the legality of which she questions. She should... 1 ignore it 2. seek advice of counsel I said #2

### Health

please check my answer thanks According to OSHA standards, physicians must offer medical office personnel vaccinations against what diease ? I think it is Hepatitis B

### Teaching dogs Tricks

Please check my answer thanks Turning off a light switch requires use of the dog's A. paws. B. nose. C. balance. D. height. I say B

### Literature

please check this question for me What are the two essential elements of satire? a. realism and naturalism b. hostility and ignorance c. wit and an object of scorn d. comedy and tragedy i think its C

### spanish

please check this: "Por que sacas muchas fotos?" "Porque participo en _____ de la escuela." a. la banda b. el anuario c. el coro d. el club de artes marciales B

### Chemistry(Urgent, please check!!!)

The equation A + 2 B = C + D describes an elementary reaction, which takes place in a single step. Thus, the rate law must be? My answer is k(A)(B)^2 Is this correct?

### American Gov't--please check

Most of Congress's implied powers are based on the _____ Clause. 1.)Equal Protection 2.)Judicial My answer3.)Necessary and Proper 4.)Authority

### 7th grade Math

can someone please check this for me. Be sure to round to the nearest hundred. 1) 6 eggs in 7 days 2) 8 batteries in 3 months 3) 122 patients in 4 weeks 4) $8.43 for 3 pounds

### pre calculus

determine the order of magnitude for the following: 1. a $1 bill and a dime 2. two products scored a PH level of 6.1 and 4.o I can't figure out #1… but I did get #2 to be 10^2.1 Please help with #1 and check to see I did #2 right?

### Social studies (check please!)

Which of these goods or services is paid for with federal taxes 1 community roads 2 military bases 3 public universities 3 police protection 3 Is correct

### Social Studies (Please check this)

Which person is NOT included in South Carolina's legislative council? a. chairman of judiciary committee b. governor*** c. secretary of state d. speaker of the senate

### Communication Arts

Grammar check please!!! Georgia O'Keefe was an American painter from Wisconsin. Whose detailed close-ups of flowers brought her world renown.

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### algebra

can some one please help figure this problem out Determine whether each expression is a polynomial.If it is a polynomial, state the degree of the polynomial. 5x^3+2xy^4+6xy can someone please help me

### Algebra 2

Helllo I have no idea how to do this problem given f(x) = x-3(x + 4)^(1/2) how to solve for x when f(x) = -5 I know I could just guess and check but I would like to know how to do this algebraically by pluging in -5 like so -5 = x - 3 (x + 4)^(1/2) and solving for x which I ...

### Algebra

Hi! I just want you to check if my answers are correct. Factor the expressions: 1. 15a^2(b-2)^2 + 20a^3(b-2)^3 = my answer is 5a^2(b-2)^2 [3 + 4a(b-2)] 2. 18p^2q^3 (r-6)+ 24(r-6) = my answer is 6(r-6)[3p^2q^3 + 4] 3. 24(x-y)^2 + 48(y-x) - 72(x-y)^3 = my answer is 24[(x-y)^2 + ...

### Algebra 2

Graph the linear system and estimate the solution. Then check the solution algebraically. 7x+y=-17 3x-10y=24 I have to have 4 labeled points and I'm not getting the fraction thing. Any help would be great!

### Algebra 2 Answer Check

A food order at a restaurant is paid for with a $10 bill. What function represents the difference between the cost of the food and the change returned? Assume that this difference is nonnegative. A: f(x) = |2x -10|

### algebra

the ratio of the weight of an object on jupiter to its weight on earth is 8 to 3. how much would a 100 pound person weigh on Jupiter? i`ll tell you the answer when am done solving so you can check if am right

### algebra - more help please

A thermometer reading 7 degrees C is brought into a room with a constant temperature of 29 degrees C. If the thermometer reads 15 degrees C after 4 minutes, what will it read in 6 minutes? 11 minutes? So I guess I need to put into newton's law of cooling: u(t) = T + (u sub ...

### Algebra

please check my answers. 2: how is the graph of y=-6x^2+4 different from the graph of y=6x^2 A: it is shifted 4 units to the left B: it is shifted 4 units to the right C: it is shifted 4 units up**** D:it is shifted 4 units down 3: A model rocket is launched from a roof into a...