# math..solve for u again

156,818 results, page 61

### mgt/230

stuck again. analyze the influence that legal issues, ethics, and corporate social responsibilty have had on management planning at BP Provide at least one example for each help please

### science

apa style again another reference citation Write the correct references citations in the body of the text for the following ...in a number of studies (Harrott and Wilson:2011. Quist and Jones: 2006).

### MATH HELP SOMEONE

For questions 1 and 2, choose the equation that you can use to solve the problem. 1. 86 is 45% of what number? (1 point) • 86 = 0.45n • n = 0.45 × 86 • 0.45 = n × 86 • 86 = 45n 2. What percent of 26 is 4? (1 point) • 0.26 = n × 4 • n = 0.26 × 4 • 4 = n × 26...

### algebra

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?

### Algebra I

Write and solve a system of equations to solve the problem. At a film festival, Film A is 4 times as long as Film B. Together, the films are 160 min long. How long is each film?

### Physics

Draw the figure. You have the following equations that you can write: a) Sum Vertical Forces=0 b) Sum horizontal forces=0. Remember that at the upper part of the ladder, there is a horizontal force (only). c) Sum of moments about any point, I suggest the base of the ladder as ...

### math/algebra

cab someone help me? solve by quadratic formula 3x^2 - 5x = -1 I cannot come up with the -5x and get the 1 for factoring. put it into standard form: 3x^2 -5x +1=0 a= 3 b= -5 c=1 x= (5 +- sqrt (25 -12)/6

### Math permutations

pi=(245)(1354)(125) 1) Write as a product of disjoint cycles. Ans: (14)(253) Is this correct? 2) Solve : pi^2, pi^5,pi^(-1) 3) What's the order of pi? and why?

### Math

I have to solve this inequality, but i forget how to do it. I remember your supposed to do something special when your like subtracting a negative from both sides? Y-5>-6

### Advanced math

solve x-sqrt(2x+1)=7 Can someone explain how to work this out. Im not exactly sure how you figure the square root part.

### math

Solve the following matrices (I don't know how to do brackets so I will just use commas to separate the numbers and put them in different lines) A= 0, -2, 3, 1 -3, 1, 0, 4 0, 5, -2, -1 B= 1, -4 -2, 1 3, 0 C= -1, 0, 2 0, 3, 4 0, 8, -1 E= 1 2 3 4 F= -2, 5 3, 7 0, 9 FIND: ) AE = ...

### math calculus

Hi could someone please explain to me how i would use the chain rule dy/dx = dy/du(du/dx) to solve for y= sin(x+y) - im looking for dy/dx i don't understand the steps thanks

### math

write an equation in slope-intercept formfor the line passing through each pair of points. (12,5) and (-4,1) pleae help me!!!! i don't understanf how to solve it

### Math

I can't figure any of these problems out any help would be nice peace. Show all steps used to solve the problem. 1.5n + 6 = -4 3.b/-3+5=7 4.17-x/4=-10 5.If 3a - 9 = 6, what is the value of 4a - 1? 6.

### Math

What is the easiest way to solve for x. (these are fractions, not dividing) 4/15=x/5 would I find the common denominator or cross multiply and x/3=x+10/6 same question

### math

The formula for the area A of the triangle is A=1/2BH, where B is the length of the base, and H is the height. Solve the equation for B. I don't know how I'm supposed to be able to figure this out?

### math (advanced alg and trig)

Solve to the nearest minute: x is greater than or equal to 0 and less than 360. 3sec^2 x-8tan-6=cotx

### math

solve the quadratic equation 5x^2+5x=2 so far i have -5+/- (Radical sign) 65/10... how do i simplify that i know it should be two different real solutions

### Math

lim (as x approaches infinity) (x^2-1)/(x^2+1) How would you solve that by using algebra? I can simplify the above because it is difference of squares. But then what about the bottom

### Math: Calculus

Consider the function f(x) whose second derivative is f''(x) = 8x + 4sin(x). If f(0) = 2 and f'(0) = 2, what is f(x)? I got... f'(x)=4(x^2 - cos[x]) and f(x)=(4(x^3 - 3sin[x]))/3 but it's wrong. Can anyone explain to me how to solve this.

### Math

How do i solve using the elimination method. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

### math

Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.2x + 2y = 202x – 2y = 4

### Math - 2

Solve the exponential equation. Express your solutions in exact form only. Please show all of your work. (e^(2x) – 10e^x) / 13 = 3

### math advance functions

solve for x in a given interval using guess improvement stategy. express to the nearest tenths. cos x=1/x, -4<=x<=0

### Math

A wooden duck with a regular selling price of $125.99 is marked down to $79.99. The percent of markdown is: Answer: 36.51% What is the formula? How to solve this?

### math

i need help to solve an algebra question which is if liu drives for x hours,which expression gives the number of miles he willl travel?

### MATH

Write a two-step equation that needs the steps of addition then multiplication in order to be solved, and then solve it. Show your work.

### Math

Use the compound interest formulas A = P(1 + r/n)nt and A = Pe^rt to solve. Find the accumulated value of an investment of $3000 at 9% compounded continuously for 3 years.

### Algebra

Find all intervals on which the given expressions are positive. (x-1)(x+2) I know the answer is : x<-2, x>1 please show me the steps on how to solve this math problem.

### math

I need to use calculus to solve this word problem: Find all maximum and minimum values for f(x)= sin(x)+ cos(x) on [0, 2(3.14)] How do I do it?

### math,algerbra

find circumference and area of circle use 3.14 for unknown round to nearest tenths. 2) r=11.5 3)d=3.5 show steps to solve

### grade 12 math

i have a test tomarow and i am soo lost with this this question is on my review sheet 16^2 = 2^x how do i solve this tell me in detail plz ty :)

### Math

Solve Mentally with conversion to decimals, no calculation of common denominators. Place the following in ascending order(smallest to largest) 1/4 8/9 7/10 9/21 7/16 2/3 2/47 5/6 3/4 3/5 1/13 1/8

### math

You are given that a function f is defined and continuous at every real number x except x=2. Also, f(x)=0 precisely for x=1 and 7. Finally, you know that f(-3)=4, f(1.5)=2, f(4)= -3, and f(10)=6. Solve the inequality f(x) > 0.

### Math

Solve the inequality. Explain all steps and identify the properties used. n/-3+5>4 Pleasr help I can't figure this out and my grade depends on it

### Math, science, trinogonomentry

1, solve triangle ABC which have angleA= 250.251 angleB=600.511 and a=3.82 find c

### Math, science, trinogonomentry

1, solve triangle ABC which have angleA= 250.251 angleB=600.511 and a=3.82 find c

### Algebra 1

Hi! I'm doing my math homework, but I got confused. Can someone please help me how to solve simplest radical forms with an example? With square roots?

### Math

I'm extemely lost at some point, how do you solve this equation by using the inverse of the coefficient matrix and by echelon method -x-8y=12 3x+24y=-36

### Math

Hi could you please solve this as quick as possible, thanks. A tree 34 m high cast a shadow 12 m long. The angle of the inclination of the sun is closest to: A 70 B 21 C 69 D 19 E 79 Thanks

### math

Paulo has $6 to spend. A sundae costs $3.25 plus $0.65 per topping. Write and solve an inequality to find how many toppings he can order.

### sixth grade math

Multiply. Write each product in simplest form. 1. 2 3/8 * 1 3/5 = 3 4/5 2. 1 1/5 * 3/5 = 18/25 3. 1 5/6 * 2/3 = 11/10 Do I have the correct answers? If not can someone show me how to solve them?

### sixth grade math

Multiply. Write each product in simplest form. 1. 2 3/8 * 1 3/5 = 3 4/5 2. 1 5/6 * 2/3 = 11/10 3. 7/8 * 3 1/3 = 35/27 Do I have the correct answers? If not can someone show how to solve them?

### Math

Solve the quadratic function y=2x^2-14x -16 by completing the square. Round roots to the nearest hundredth, if necessary. Show your work.

### math

just a question i have about solving indirect measurements. when you set up your ratios do you cross multiply and then solve for x by dividing?

### Math

Hello! Can someone help me with this? Directions: Solve the equation sin^2x-sinx=2 Location on Unit Ciricle: Period: General Solution:

### Math

Mixed Rationals: Solve these question in two or three steps: 879 + 47/22 4591 - 133/61 -1 + 17/13 -68 - 18/7 -1297 + 763/512 Thank you!

### Math

Solve the following equation with complex numbers and the quadratic formula : 7x^2-4x+2=0 My answer is 4+- 2i√10 ________ 14 My only question is Can this be reduced ?

### Math

if the temperature starts at 0°f and drops 2 degrees an hour, how many hours would it take it to reach -8 °f? write a number sentence and solve.

### 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 (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

two number cubes are rolled. what is the probability of getting a sum less than 5? 68/100 =0.68=68% ?? can you explained how to solve showing steps.

### 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 (ugh)

Solve the problem. Make sure your answer is in simplest form and improper fractions are expressed as mixed numbers. 3 3/4 x 2 4/5 = ?

### Math

Solve the function 2(9^x) - 5(3^×) = 12 So what I did So far is changed it into log functions: 2(9^x) = 12 9^x = 6 Log9(6) = x And then 5(3^x) = 12 3^x = 12/5 Log3(12/5) = x So then I don't know how to subtract them because they have different bases :/

### MATH! HELP!!!

I am putting < for the square root abbreviation. I don't know how to use it on my comp. 3<99-2<44-6<11=? For Further Reading On a graphing calculator, the carrot symbol is used to show exponents. that’s what I used here. Solve your exponents first: 3^99, then 2^...

### Math

Hey! So, I've been working on this problem for awhile but I'm currently a bit dumbfounded on how to solve it. I think this question has been answered before but I still don't quite understand how it works or how to explain it. The problem is as follows: |z|^2 -2(complex ...

### English

1. You have to solve the English problems in your own way. 2. You have to solve the English problems on your own. 3. You have to solve the English problems for yourself. 4. You have to solve the English problems by yourself. (Are they all grammatical? What is the difference ...

### English

1. You have to solve the English problems in your own way. 2. You have to solve the English problems on your own. 3. You have to solve the English problems for yourself. 4. You have to solve the English problems by yourself. (Are they all grammatical? What is the difference ...

### Graphs

x + 2y = -4 How do I graph this?can you please help? Assign values to x and solve for y or assign values to y and solve for x. Makre a table. X........Y 0........-2 2........-3 etc. I almost always assign a value of zero to Y, too, and calculate X. Y = 0; X = -4 i don't get it...

### Algebra II

Solve the following word problem. The length and width of a rectangle are (x + 4) cm and x cm. Respectively, a square has the same perimeter as this rectangle. If you add the areas of the rectangle and the square, the result is 94cm^2. Solve for x. Note: Write your answer as x...

### Physics - Projectile Motion

This is going to be hard to explain, but I did an experiment on projectile motion and we had to lauch a marble from 0 degrees to 90 degrees in a 5 degree interval using a projectile launcher with the same velocity each time. We had to investigate the angle which gave the ...

### Algebra PLEASE HELP!!

What advantages does the method of substitution have over graphing for solving systems of equations? Choose the correct answer below. A. Graphing cannot be used to solve dependent or inconsistent systems due to the nature of the lines involved. Substitution can solve these. B...

### Thanks

I would just like to sat thanks to drwls for helping me a bunch with the physics questions...AP physics is pretty hard..thanks again, whoever you are.. I am sure i will be back plenty of times!

### physics

please help me by showing steps thanks Assuming atmospheric pressure to be 1.01 * 10^5 Pa and the density of sea water to be 1025 kg/m^3, what is the absolute pressure at a depth of 15.0m below the surface of the ocean? thanks again:)

### Sra Mcgin +bob pursley

THANKYOU so much for all your help i am sorry that i was going on i was getting confused with the different names. thankyou again i do appreciate it and i am very grateful.

### Physics

A mass of 1.66 kg stretches a vertical spring 0.312 m. If the spring is stretched an additional 0.136 m and released, how long does it take to reach the (new) equilibrium position again?

### chemistry again

calculate the normality of a solution prpared by dissolving 220.0 mg of K2Cr2O7 in 100 ml solution that will be used to oxidize ferrous chloride according to the unbalanced reaction.

### Calculus2

Please, help me I really need help on this problem. Thank you so much for all your help. Question: Find the radius of convergence and interval of convergence for sum(n=1to infinity)(-1)^n-1 multiply by n(x-1)^n/(n^2+1)2^n Thank you again

### Physics

.A mass of 1.61 kg stretches a vertical spring 0.313 m. If the spring is stretched an additional 0.132 m and released, how long does it take to reach the (new) equilibrium position again?

### to ms.sue

thank you again. you have the patients to teach me, a fourth grader. you also don't get tired of answering everyone's questions. you always have the courage to try. thank you so very much!

### French(Again)

do these make sense? 1. Aller a un centre commercial ou un cafe. 2. Ils aller au cineama et faire des videos. 3. Jouer au tennis wet nager.

### chemistry

Hello ellie again. I am still having trouble understanding bombardment. The question I'm working on says Complete the bombardment reaction ? + 40-18Ar → 43-19K + 1-1H

### math

NOTE: this is for advanced functions, NOT physics A 2m length of board rests with one end on the floor and the other end on a small stack of bricks. A baseball is rolled up the board and back down again in a total of 4 seconds. The farthest the baseball reached on the board ...

### Advanced Math I

If a * b = a - 3b and a # b = 2a + 3b, evaluate the expression (4 * 3) # 5. If y # y = 2x + 3y and x * y = 5x + 4y, evaluate the expression 2 # (4 * 3). Please help! Try to explain how I should solve these - don't just give me the answer. These problems showed up in my math ...

### Finite Math - Simplex Method

I think I have a good understanding of how to set up the problems but and solve them but I am not constant yet with getting the correct answer. Is there a way to check the answer? I am doing an online math class and it would be nice if I could check before I commit. Thanks

### Math

Al can paint a room in a hours working alone. Bill can paint a room in b hours working alone. Working alone, Bill takes tow more hours to paint a room than Al. Working together, they can paint a room in 8 hours. Write down a system of two equations involving the variables a ...

### algebra

solve 4^3x-4=32^x+2 Please help! Do you mean 4^(3x) -4 = 32^x +2 ? yes If that is really what you mean, I cannot get a closed-form solution for you. You would have to solve it by trial-and-error or graphical means. If, on the other hand, you mean 4^(3x-4)=32^(x+2), then take ...

### MATHS

Solve the following equations if 0<x<2pie (those are 'less than or equal to') answer to 2 decimal places. a) square root of 2 cos(x = pie/2) + 1 = 0 b) sin(1/2)(x-2pie/9) = 0.6 a) sqrt 2cos(x-PI/2)=1 square both sides, then solve. b) sin(x/2-PI/9)=.6 x/2= arc sin .6 + PI/9

### pre algebra

Tell whether the events are independent or dependent. Then find the probability. You roll a 6 on a number cube. Then you roll again and roll a 2.

### 5th grade math (word problems)

I'm not sure how to solve the following problem: If you divide 1/10 of a dollar into parts that are each 1/100 of a dollar, how many parts are there? What are they called? To solve, would part of the answer be that i would have 10 parts of 1/100 (because I divide 100 by 10 and...

### chemistry

My work: pH = -log(x) = 4.49 x = 3.2359e-5 3.2359e-5 = 5.72/M When I solved for M, I got that large number... 176764.8987 Ka for a given weak acid is 5.72 x 100. What concentration of acid (mM/L) will give a pH of 4.49? I got 176764.8987 M (not converted to uM). Though I am ...

### algebra 2

i need help with my algebra 2 homework, the section is called using matrices to represent data. here is one of the problems: -1/2A+(B-A) A=[7 3 -1 5] [-2 8 0 -4] and B= [6 0 11 -3] [-5 2 -8 9] i don't know how to do this problem and the book doesn't have a problem like this ...

### trig 30

Please help I need to solve the following question for x, where 0<x<2pi. and then write a general solution for the equation. The question is 2cos^2 x + cos x =1. I need to solve this using radian measurement. I solved it using algebra and was told I wasn't allowed. Could...

### College Algebra

Solve the system of equations using matrices. If system has no solution say its inconsistent. 6x + y = 5 3x - y + z - w = 8 z + w = 2 Solve the system of equations using Cramers Rule if applicable. 4x + 2y = 8/5 5x - 5y = 5

### math

I have 209.2 cups of cupcake batter in a bowl. If each cupcake uses 4 cups of batter, how many cupcakes can be made? How many times bigger do the divisor and dividend need to be in order to solve this problem? I divided 209.2 by 4 and got an answer of 52.3 cupcakes. I just do ...

### Algebra

Rod is a pilot for Crossland Airways. He computes his flight time against a headwind for a trip of 2900 miles at 5 hr. The flight would take 4 hr and 50 min if the headwind were half as great. Find the headwind and the plane’s air speed. Please help me solve. I'm unable to ...

### Algebra 2

solve the equation: log(base2)^(x-3)log(base2)^5 = 2log(base2)^10 I don't know how to solve it, can someone help me? Please and thank you.

### math,correction

Solve each of the following equations for x. Problem#1 (x)/(6) - (x)/(8) MY answer: x = 24 Problem #2 (x)/(x-2) - (x+1)/(x) = (8)/(x^2-2x) My answer is: 6 = x or x = 6 right on the first one. check your math on the second one. i've done it twice and both times got (-10).

### statistics

Give examples of nominal, ordinal, interval. and ratio data. Then, convert your ratio data example into interval, ordinal, and nominal scales. Measurement Scales Practice 1. Indicate the first letter (N, O, I, R) of the highest possible scale for each of the following measures...

### Math

In 1990, the population of Cheyenne, Wyoming, was 73,142. By 2000, the population had increased to 81,607. Write and solve an equation to find, the increase in Cheyenne’s population from 1990 to 2000. Mercury’s surface temperature has a range of 600 digress. This range is ...

### Math

What is a good math website which'll help kids aged 5-6 learn? I want a website that shows you how to solve problems step by step. Problems such as addition and, subtraction. Thank you in advance.

### Math

The math question is "in a piggy bank there is a total of $15.75. If the ratio of dimes to quarters is 5:7, find the total amount in quarters. My question is, what formula would I use to solve this?

### Algebra 2

would some one please check these for me 1. divide x^2-36y^2 over 5x^2+30y divide (x^2-6xy) A: x+6y over (5x)(x^2+6y) 2. Add. Express your answer in simplest form. 2x 0ver x^2+15x+54 + 4over x+6 A: 6 over x+9 3. solve: (9 over x-5) -1= 8 over x+5 A: -10 and 11 This one I am ...

### Algebra: Help Please

For the given function, compute the missing values in the following table. f(x) = 8x i got the negatives wrong, but I know how to solve for it. Is there a reason it is wrong? -3: -1/512 -2: -1/64 -1: -1/8 (^These were wrong, but I don't know how to solve it) 0: 1 1: 8 2: 64 3...

### ALGEBRA

Solve by setting up the proper equation to describe the facts given and then carrying out the mathematical calculations to solve for the unknown variable(s). The length of a rectangle is 3 times the width. The difference between the length and the width is 8 feet. Determine ...

### Math

I need help,my example: The sales representative say there are two floor plans available 56 total houses. Use x for floor plan 1 and y for floor plan 2 then write an equation that illistrates the situation. So I thought x+y=56, then sales rep. says there is 3 times as many ...

### Math

Warren walked 4 kilometers down east and then 5 kilometers down south. Next, he walked another 4 kilometers down east. Then he turned again, and walked 5 kilometers down south. He stopped there. To the nearest kilometer, how far is he from the starting point?

### Math

Hi, so I was wonder if y'all could help me? That would be really awesome. Thanks! 1. x/-10 > 6 - x > 60 - x > -60 - x < -60 - x < -4 2. 5z (underlined >) -75 - z (underlined <) -15 - z (underlined <) 15 - z (underlined >) -15 - z (underlined >) -...