Algebra, help + check please
106,831 results, page 13

Algebra
The pattern is: 4, 8, 15, 25 Is the formula: 2.5n + 1.5n??? If you are wondering what the standard formula is, check my previous question. Thank you! :) 
algebra
can you check if im right? 36/9 = 4 52/ 4 = 13 (5) x (20) = 100 63/9 = 7 (15) x (2) = 30 22 /2 = 11 (13) x (6) = 78 100/5 = 50 (60) x (3) = 180 240 / 30 = 8 (43) x (8) = 344 169/ 13 = 13 
Math Help? Check my answers.
Simplify 6 x 3 divide 3  1. PreAlgebra? Answers: 2 3 5 6 My answer: 5 
Algebra: Check Answer
What are the solutions of the equation: x^2 + 14x = 130 ? a) 2, 16 b) 10, 13 c) 2, 16 d) no solution (~~ MY ANSWER d. ~~) 
Chemistry
I have answered this as best as I can please can you check and help me with the ones I don't have a clue about? Thank you Which of the moelcules listed below possesses a permanent dipole? Think about the shape of the molecule and look at the electronegatvity values... a) CO2... 
World history; Check:P
I can't seem to understand what this question is asking, but I have tried to answer it. Can someone check it please? :) Why were the epics of importance to the Greeks of the Dorian period? Answer: The Dorians were far less advanced than the Mycenaeans. The economy collapsed ... 
Health; Check Answers
Please check my Answers 1. Which is a common viral disease? A. strep throat B. lyme C. tuberculosis D. common cold*** 2. which statement is about the flu? A. there is no cure B. there is usually a fever C. It typically lasts 37 days D. it spread by contact with infected ... 
Algebra
Please help me with this Algebra problem: The length of a rectangle is 91 less than six times the width of the rectangle. If the perimeter of the rectangle is 84 centimeters, what is the length of the rectangle? Write a system of equations for this situation and find its ... 
Algebra ASAP (Please helpeth this lost soul)
Simplify (2sqrt(5)+3sqrt(7))^2 ~~~ Can you show the steps. I want to learn how to do it now so I won't have to pester y'all again with my feeble algebra questions :3 
Algebra/Calculus
If x + y = xy = 3, what is x^3 + y^3? I have tried solving this using algebra alone, but my teacher told me to use complex numbers, and I don't know how to start. Can someone please guide me to the solution to this problem? Thanks Kevin 
algebra help
(t^33t^2+5t6)divided by (t2) t^2 t2! t^33t^2+5t6 t^32t^2 then t t2 t^2 +5t 6 t^2 10t then 15 t2 15t 6 15t 30 then remainder 24 check my work 
Algebra 2
Solve the following for the indicated variable: #1. 2x+3y=7 solve for y. My answer is y=(72x)/3 Could you check this for me? 
Algebra HELP
(3((3x1)/(x+3))  1) / (((3x1)/(x+3)) + 3) What would the answer be? I already found the answer but I just want to check. 
algebra plz check answer
How many real zeros does y = 3x 4  2x 2 + x  3 have? A. 5 B. 4 C. 3 D. 2 my answer is d 
Algebra
In the expression 7x  5x^2 + 5, what is the coefficient of x? A.) 7 B.) 5 C.) 5 D.) 7* I don't know if 7 or 5 is the coefficient, but 7 was my first choice. Can someone check this? 
Math(Please Check Again)
25x^2 6x^2  *  12 2x *I got: 5x/2 No. Try again. Can you tell me what I did wrong please.? You have to factor the numerator, you should have two factors for the first, and one for the second. In the denominator, you will have 24 x. I think the x divides out, and ... 
English 10Check/Help
Part 1: Poem Structure Check my following answers below, and I need help with theme? Dx In this part, you will analyze the structure of the poem. Please fill out the following. Title of Poem: Annabel Lee Poet: Edgar Allan Poe Theme: Type of Poem: Narrative poetry Style of ... 
algebra
Please check The delivery truck makes more than 85 stops each day. X>85 In a densely populated area,a car's speed should not exceed 35 mi/h. X<35 The bakery had fewer than 8 loaves of bread left 8<x We expect at most 400 students to attend the football game. X> or ... 
Algebra II (check)
Assume that no denominator equals 0. sqrt 16x^2y^4 = sqrt (4x)y^2 = 4xy^2(answer) 
Algebra
Could someone help me check my answer? Thanks. Write each quotient as a complex number. 1. 3i/2+i (Is the answer for this one = 3/56i/5) 
pre algebra answer check
Use a proportion to answer the question. 21 is 4% of what number? 21.875??? 
college algebra
let f(x) be polynomial function. explain how to use the factor theorem to check if x) is a factor of F(x) 
algebra 2, check my answer plzzzzzz
What is the inverse of f(x)=5x3 ? Enter your answer in the box. f−1(x) = 3sqrt25x/5 
Informal Logic
<21{3[2(08)44]}> Surveys show that people who use calorie information to decide which foods to eat consume on average 100 calories less than they would if they didn’t check calorie information before eating. Strangely though, people who use calorie information in this ... 
English
1. She is Marie Curie. She is a French physicist. However, she was born in Poland. She discovered the pure radium. She was awarded two Nobel Prizes. [She was the only person to be awarded two Nobel Prizes.] (Would you like to check the passages above? Check them please.) 2. He... 
algebra 2
If x^2x1 divides ax^6+bx^5+1 evenly, find the sum of a and b. Show all steps and exlain your answer. Please, please help me out!! Thanks alot. =) 
Algebra
Please help me I have been trying to get the answer and for some reason is not coming up correct can someone please help. evaluate the polynomial for x=1 3x^24x+6 
algebra 1
can some one please help me with this equation using the addition principle 9/5 + x = 2/9 Please explain how you got your answer in all phases. Thanks 
Algebra Please Help
I have been out of school for a long time and not understanding these questions. Please help why is 5^0=1 can you explain when (3)^n is positive and when it is negative. 
Physics  urgent, please help!
10pm. I asked "Show mathematically that to produce an image that is the same size as the object in a concave mirror, the object needs to be at twice the focal length from the mirror." and bobpursley answered: "1/o + 1/o=1/f 1/2f + 1/i=1/f 1/i=1/2f i=2f M=di/do= 2f/2f= 1 check ... 
algebra (check plz)
write an equation in slopeintercept form of the line that passes through the given points. a. (6,1), (3,7) b. (2/3,4), (6, 1/3) write an equation in pointslope form of the line that passes through the given poitns. c. (2,5), (4,3) d. (1/2,1), (2/3,6) ... 
Spanish 8th gradePlease check
Please check these for me 1.I have to clean the house. Yo tengo que limpiar la casa. 2.I am going to the library Yo voy a la biblioteca. 3.I have to clean the house. Yo tengo que limpiar la casa. 4.I hope to get good grades Yo espero que sacar buenas notas. 
Math please check answer
please see if I am right thanks Mary bought four shirts for $ 22.00 each, a pants suit for $212.00 and dress shoes for $85.00 Her sales tax is 6 % what is the total of her bill ? $22 x 4 = $88.00 $88.00 $212.00 + $ 85.00  $ 385 x 0.6... 
Algebra
Convert the simplified parabolic equation y=3x^230x7 to standard form. 3x^230x7 3x^2 30 x 7 +75 75 3(x^2 10x + 25) 82 3(x5)^2 82 or y = 3(x5)^2 82 check that. 
Algebra
Solve by graphing. Check your solution. y > 2 y > x + 2 Am I supposed to graph this one on a line or on an actual graph? Thank you. 
Algebra, check.
10z4=10z2 So I subtract 4 from the 2 right? and 10 from the ten, but then itd be 0=2 There is no soloution for this problem.. correct? 
Algebra
If y is a positive integer, for how many values of y is 3/2y greater than 1/4 and less than 1/2? F. 0 G.1 H.2 I. 3 J.4 Check this. 1/2>3/2y>1/4 Only 4 and 5 work. Thus, there are 2 values of y. 
Algebra
Check my answer Solve the system of equations algebraically. Show all of your steps. Y=x^2+2x Y=3x+20 My answer: X^2+2x+3x+20 X^2x20 (x5),(x+4)=0 x=5, x=4 y=35, y=8 Thank you! 
Algebra 1A
I am so lost! Solve the equation and check the solution 6(t2)(t+3)=2 The solution to t is ?? 
Algebra repost for Suzia
Algebra  Suzia, Thursday, September 27, 2007 at 7:52pm Please explain these problems 5xx=1 a/2+1/5=17 3.5=12x5x a4a=2a+15a 
Algebra
Check my answer please! A tower of blocks has 1 block in the top row, 3 blocks in the next row, 5 blocks in the next row, and so on. there are six rows in all. how many blocks are in the tower? 11 blocks 47 blocks 36 blocks *MY ANSWER* 49 blocks 
Special Education Setting Teachers Aide
children with a language or speech disorde are A)sometimes suffering from an aphasia.(my answer) B)always learing challenged. C)able to receive special help only after the third grade. D)unable to use communication boards. can someone please check if this is right please 
chemistry
After your explanation I try to solve it, so would you please check my work again. Thank you! a) 
English(PLEASE CHECK)
What does the main conflict of the play seem to be? My Answer poverty + discrimination 
English
Please check my answer thanks :) His mother is a Doctor. Is this sentence correctly capitalized. I said yes 
calculus
f(x)=(9x^2–8)^6(4x^2–5)^11 Find f'(x) I got (9x^28)^6 *11(4x^23)^10*8x+((4x^23)^11)6(9x^28)^5(18x) but im doing something wrong can someone check my work please 
figured out problem please check my work
Kyle is 3 years old and the twins are 9 
History
Could someone please check my work below where the time says 8:03. Thanks god Bless 
double check me please. math 012
4(5w)=w _________ 3 this is a fraction with 3 being on the bottom. do you come up with w=20? thanks 
math
v = h(6  (1/3)(2  (2 h/5))^3 ) i try to solve this equation and i got (350+4h^2)/75 im not sure if this is correct please check it for me! 
check my work please!
ok i have to divide complex numbers: question is: 12i+i^3/1+i this is what i did: 12i+i(i)/1+i 12ii^2/1+i 12ii(1)/1+i 12i+i/1+i 13i/1+i*1i/1i 1i3i+3i^2/1i+ii^2 1i3i+3(1)/1i^2 1i3i3/1(1) 14i3/2 24i/2 my answer is 2i1 is that right? 
MATH
please check my answers prime factorization of the number 117 =3x3x13 6/25 divided by 2/15=5/9 
SOCIALS
can anyone please help me:) check out my earlier posts on page 2 you don't have to help me if you don't want to but I'd really appreciate your help, if you do 
HELP
I won't be on here till tom. morning, so please before then check my posts. Good Night. 
Math Inequalities
4(r7)+2>5(r+3)28 I tend to make things too difficult.. can someone please check my answer? {r l r > 31/4} 
check please
identify the latin basein the word aggrandize a)ize B)ag C)grand D)***aggra 
Math(Please check)
Find the cross product of the unit vectors. j X k My answer was i. Am I correct? 
business(please check answer)
gtai.de/EN/Navigation does this link the trade agreements in germany ?? 
Chemistry
Please check if I've balance the equation correctly. C8H18 + 25/2O2 > 8CO2 + 9H2O 
Math(Please check)
Find the x coordinates of all relative extreme points of f(x)=1/4x^4 + 2/3x^3 3/2x^2 + 4 f'(x)=x^3 + 2x^2  3x = 0 (x^2 + 3)(x1) = 0 x=3 x=1 x=0 Is this correct? 
Math(Please check)
Find the x coordinates of all relative extreme points of f(x)=1/4x^4 + 2/3x^3 3/2x^2 + 4 f'(x)=x^3 + 2x^2  3x = 0 (x^2 + 3)(x1) = 0 x=3 x=1 x=0 Is this correct? 
Math
Can you please check the questions i posted not to long ago about checking my answers? 
Geometric Series (bobpursley)
Could you please check my same post again, I had another question. 
Mrs.SueALGEBRA order of operation problems
Can you please check if i have these right? 3 + 15  5 x 2 = 8 5 x 6 + 2 x 4 = 38 48 / 8 1 = 5 68  12 / 2 /3 = 66 6 (2 + 7 ) = 54 25  (6x4) = 1 3 [ 9  (6 3)] 10 = 8 60 / (3 +12) = 4 42 + 6 x 2 = 14 18 / (5 2) = 6 16 +24 / 30 22 = 5 2[4 (9 7 ) + 1 ] = 18 (8 / 8 + 2 + ... 
Math
Equation Models Question Symbolic Model 2x+3=(5) Answer and check the solution please. 
college alg
the function f(x)=6x+9/3x7 find the inverse and check answer f^1(x)=? please show work 
college alg
the function f(x)=6x+9/3x7 find the inverse and check answer f^1(x)=? please show work 
Math(Please check, urgent)
y=1.5 + 76.95t(1/2)(9.8)t2 = 303.6 I am not sure how to arrive at this answer. I am confused because there is a t and a t^2. Thank you for your help! 
math
please check to see if I have this right. Divide and simplify to lowest terms. 2x^28x/5x8 x4/5x8 
alg 2 check?
1.)solve for n:7n21=63 my answer: n=3 is this correct? please explain 2.)identify the x and y int for te equation 3x4y=12. 
algebra2 please check my answer thanks
find the asymptotes for the following inverse function(VA is X and HA isY) y=7/(x) 4 i get VA: x=0 ,and HA :4 
6th grade math
Can you check this problem, please? n/((3/4))=5/9 Ans: multiply both sides by (3/4) n = 5/9 * 3/4 n = 15/36 n = 5/12 
math (please check answer)
x:1,2,3,4,5,6,7,8,9  y:0.8,2.1,3.1,3.8,5.2,8.4,6.9,8.1,9 (which point would be considered an outlier? my ANS:(9,9)? IS IT RIGHT? 
Math! Please check!
If the coordinates of points A and L are –4 and 8, respectively, then the midpoint between them has a coordinate of..... A 0 B 2 C 4 D 6 My choice is B. 
French
Please check this sentence: Un sport la fille n'aime pas est nager. 
Chemistry
Please check my work: What is the pOH of a solution containing [H+] = 1x1011 M? log H=1411 3 right 
Math
3/7 x 14/15=2/5 1 1/3x 5/8=5/6 1 2/9x 1 1/2=2 1/3 can you please check the above problems and let me know if I got the correct answers in simplest form. 
Math (please check my answer)
The center of dilation is (0,0) and the scale factor is 7. If A(3,4), then which is the distance between A and A'. A. 5 B. 7 C. 30 <<<< D. 35 
algebra
How can I find the Domain and Range for y=1/x 2 And y=4/x4 +4 they also ask me to compare these 2 problems with graph of y=1/x please help me solve these algebra problems. 
Science
The theory of demographic transition is based on the idea that industrial development causes __________ and ___________ progress that affect population growth rates. Please check your assigned reading and post your answer. We'll be glad to help you when we see your thoughts ... 
Chemistry
Combusting 44.8L of H2 with 22.4 L O2 (both at STP) results in the formation of 44.8 L of H2O if the reaction is maintained at the same conditions (STP) and goes to completion. Given the heat of formation of water (= 241.8 kK/mol) calculate a) the PV work b) the heat evolved ... 
algebra
Which statements represent the function of the yearly cost in dollars, y, based on x, the number of game tokens purchased for a member of the arcade? Check all that apply. 
Mathtruth table, please check my work!
p > ~q , p > q Are these Equivalent statements? This is my try. Please let me know if these truth tables are correct. p > ~q p q p > ~q p q p > q T T T T T T T F T T F F F T F F T F F F T F F T The statements are not equivalent. 
SpanishPlease check my workThanks
Could someone checkI had to correctly conjugate the verbs. Mis hermanos prefieren un pastel de chocolate. Mi padre prefiere una corbata azul. Mis amigos quieren una fiesta. Yo quiero muchos regalos. Nosotros queremos una fiesta. Ellos quieren bailar. Nosotros preferimos ... 
PHYSICS (CHECK WORK)
I am getting the wrong answer. Can you please check my work? My answer is off by a multiple of ten. A sample of an unknown material appears to weigh 295 N in air and 165 N when immersed in alcohol of specific gravity 0.700. (a) What is the volume of the material? ___________m^... 
math
22and9/10's  18and2/5=? You need to get the same denominator in the fractions. 2/5 = ? / 10 Then subtract the fractions and the whole numbers. If you post your answer, we'll be glad to check it for you. Raven: Please don't post your entire name on any website, or reveal ... 
Math Check Answers Quickly Please
1. How many 2digit numbers can be formed using only the digits 2, 3, 5, and 6, if the digits are not to be repeated within a number? 11 12** 10 2 2. How many different ways are there to rearrange the letters of the word EXAM if you don't care if the result is a recognizable ... 
Algebra (please help!)
Find an equivalent inequality with absolute value #1: 5 < y < 5 #2: x < 4 or 4 < x I'm not sure at all how to solve this problem. Please walk me through the process. Thanks! 
Algebra.. please help
Please help. I have been trying to figure this problem out for an hour now. Solve the following system of equations. X + 8y = 5 (1) x=88y (2) 
Algebra 2 URGENT PLEASE HELP
find an equation of the linear function f using the given information. please show all steps and work f(1)=1, f(1)= 2 
Algebra(please help)
Will someone please help me withthis question I couldn't solve it. What is the length of the segment whose endpoints are A(2, 3) and B(10, 7)? a)2 Sqrroot29 b)2 Sqrroot41 c)4 Sqrroot2 d)2 Sqrroot5 
Algebra: x and y intercept, someone check please
1. Find the xintercept and the yintercept of 8x  2y = 24. a. x = 7, y = 2 b. x = 4, y = 14 c. x = 3, y = 12 d. x = 7, y = 2 answer: d 2. Find the x and y intercept of the line 2x + 3y = 18. a. xintercept is 18, yintercept is 18. b. xintercept is 6, yintercept ... 
Algebra 1
Please help me on pg 50 from algebra with pizzazz 5,6,8 
Algebra 2
factor each polunomial completely. May I get some help please? x2(squared)4 1X24=1x2+(4)= 3x? I'm not sure I know how to factor `')brie~ To indicate x squared, use x^2. You need to get the numerical product of 4 without getting a middle x term. This means that the ... 
Algebra
Can I get some help on this one I need to know if I got the right answer on this equation. Factor. v^2+12v+36 my answer was (v+6)^2 Can you check this for me. 
Algebra  check to see if correct
5/(y3)=(y+7)/(2y6) i got no solution and i got y=3. Solve each equation. Watch for extraneous solutions. 
Algebra
Solve the equation and check for extraneous solutions. 10^((x^2)+1)=100,000 How do i handle this when the exponents have exponents? 
pre algebra check
Use the percent equation to answer the question. What percent of 130 is 156? I get 202.8?? 
Chemistry (please check)
1)Which of the following compounds has the largest lattice energy: LiF LiCl NaF NaCl 2)Which of the following compounds has the most ionic character in its bonding: CaBr2 GeBr4 KBr GaBr3 3)Using the electronegativity table on page 364 of your text, which end of the BN bond is... 
Algebra
Could you please check my work. Determine whether the realtion is a funtion. 2.{(6,2),(2,5),(3,2),(3,7)} Not a function 2. Determine whether the equation defines y as a function of x. 2x+4y=15 the answer I got is y is a fucntion of x. Evalute the function at the given ...