Thursday
July 24, 2014

Search: Stuck on 3d - Math

Number of results: 92,553

Math
I am stuck on a problem that has to do with the double angle formulas. I have to solve this: 4sinxcosx = 1. I tried using the formula 2sinu = 2sinucosu by substituting it in like this: 2(2sinxcosx)= 1 but then I am stuck
December 6, 2010 by kathleen

math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
February 24, 2010 by larry

re:math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=3 (x-3)^2 + (y-4)^2 = 9 i substitute y (x-3)^2 + (3-4)^2 = 9 (x-3)^2 + 1 = 9 x^2 - 6x + 9 + 1 = 9 x^2 - 6x + 10 = 9 x^2 - 6x + 1 = 0...
February 24, 2010 by larry

math
394 cars, 57 trucks, and 23 buses ventured out in the snowstorm. 83 1/3% got stuck in the snow. How many vehicles got stuck?
May 16, 2010 by Kriztin

MATH
Adding and Subtracting Rational Expressions there are two problems I get stuck with towards the end. 1) 5n/3 + 4n/3 5n+4n/3 9n/3 now i get stuck, i think that I must factor it more but i am unsure, my teacher said I incorrectly distribute the signs? 2) 7/x-5 - 2+x/x-5 for this...
March 29, 2007 by Roxxy

Math check 3
f(x) = 1/(x+7)+15/(x-8). Find all a for which f(a)=f(a+15). I understand this so far f(a)=f(a+15) 1/(7+a) + 15/(a-8) = 1/(a+22) + 15/(a+7) I have multiplied the LCD of (a-8)(a+7)(a+22)by both sides with no luck. This is a multiple choice question a.) -161/8 b.) 120/7 c.) 161/7...
October 12, 2008 by Shawn

Integral calculus
Hello, this is the last question from my homework that I get stuck at: ∫ (5^3/x - (x^8 + 9)^1/3 ) / 3x^2 will u, for sub. be = x^8 + 9? Then du is = 8x^7 dx x^7 dx = 1/8 du from there I'm stuck. Thank you
April 19, 2012 by Tommy

MAth Im stuck on question can anyone help me ?
Im stuck on this question can anyone help me ? I thought it was b but thats wrong Which situation can be modeled by tossing a coin 3 times A)choosing which one of sixteen teams will win a tournament? B)picking one of six math teacher, C)decide which English teacher of eight ...
March 27, 2011 by Mikah

algebra 117b
I am really stuck if you could me please with this problem y=kxto find yfor x=6 y=-65when x=9 -65=k.9 k=- this is where I get stuck
July 17, 2012 by BERNIE

Algebra
I am trying to find the equation to m= 8(3,2)This is what I did and then I get stuck, sorry m=8(3,2) y=2(8)(x-3) y=2x-? this is where I get stuck -24 or -5
September 6, 2010 by Ziggy

math
i am having a minor difficulty i've been stuck for over an hour and don't know what to do i dont know is this right ? = "+" or "-" # = number y=x (x+1)squared + (y+1)squared = 6 i substitute y (x+1)squared + (x+1)squared = 6 x squared + 2x + 1 + x squared + 2x + 1 = 6 2x ...
February 23, 2010 by larry

Math-stuck
I know that to find the height of a woman that has a tibia bone measuring 43.4 would be computed like this H(t)=0.984(t)+28.6, and I would arrive at this :69.5696, but I how would I prepare a function to figure out a womeans tibia in inches when she is 5 foot, 5 inches. I am ...
December 3, 2009 by HGO

algebra check please
help i am stuck : -8 - 5y = 12 - 9y i got: -8-12 -5y = 12-12 - 9y -20 - 5y = 9y -20 +20 - 5y - 9y im so stuck idont understand this one can you please help me
October 1, 2012 by marko

chemistry
now am stuck on how to find the grams of X+Y=1.10 X for glucose and Y for sucrose i had 3.78=M0.08206*298 3.78/24.45=0.1546M 0.1546*0.025=0.003865 moles. now am stuck. help please
January 24, 2010 by bf

Algebra-Pleasehelp-I'm so stuck!!
Please help How do you graph the radical that is below negative of the sqrt(x+1) my teacher said we should set up x and y according to parent function. The endpoint of this would be (-1,0) How do I find the other points-I'm really stuck
October 11, 2010 by Julia

lit class
we are really stuck on this one we searched the website that you suggested but are still stuck this is what we came up with is this correct punctuation? Jawaharlal Nehru, the first prime minister of independent India, said that, "culture is the widening of the mind and of the ...
May 10, 2011 by joel

Quantum Physics
Has anyone done Block 7-8 for TMA 6 for s103 - discovering Science, as i am struggling big time, any help would be much appreciated yes i am like you really phased by this how much of the tma have you managed to do Me, too what r u stuck on? I have been doing really well but ...
February 27, 2007 by Adam

English- A Raisin in the Sun
I'm stuck on these in A Raisin in the Sun: Why does Mama decide not to move? In what way does she show herself to be stronger than her children? I'm stuck, please help!
September 1, 2007 by Anonymous

Physics
The displacement of an object in SHM is given by y(t) = (7.1 cm)sin[(1.64 rad/s)t]. What is the frequency of the oscillations in Hz? I'm completely stuck here. I was thinking that frequency = 1/t. I'm stuck with the information given. Please help!
March 22, 2010 by Angie

AlgebraII-Reiny could you please check-I'm stuck
Sikve the following by using substitution method x=3y -5 6x-18y = -30 I got this far and I'm stuck 6(3y-5) - 18y = -30 18y - 30 - 18y = -30 -30 = -30 So this doesn't make sense anymore
February 14, 2011 by JuliaAnne

geography
I'm really stuck on my homework it says Geography can be divided into tree strands, phisical, human and enviromental. Explain what it means in your own words. I'm really stuck so could you help me please!!!!!!!!!!!!!!
September 8, 2008 by Emily

Math- Algebra 1
Im doing extra credit since my math test didn't go so well but im stuck on a question (Wish i had my math book). Please help. Q: 3.8y - 4.7 + 3.8y + 17.5
November 23, 2010 by Shilo

Chemistry
Sorry to post again but I'm really stuck on this one! I'm doing some post lab questions and I'm stuck on one. In lab we performed Tollens test, Fehlings test, and Jones Oxidation to differentiate our unknown between an aldehyde or a ketone. The question I'm stuck on is " older...
July 16, 2013 by hayley

math stuck
3/10 + 1/5 = 9/30 + 6/30 = 15/30 but it says that it is 0, or 1
February 20, 2010 by Anonymous

math
(5)/(x) - (2)/(x-3) = 0 5(x-3) - 2(x) = x(x-3) 5x-15-2x = x^2 -3x 3x-15 = x^2 -3x this is where i get stuck please help thanks
October 31, 2010 by peter

Help! stuck on this math question
3n/(n^2 -7n + 10) - 2n/(n^2-8n+15)
March 14, 2013 by Mikayla

Math
okay i got stuck on "5-x-x=-17"?
June 3, 2013 by cheyenne

Math mrs sue
Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what ...
March 1, 2012 by Marko

math
okay i am comepletely stuck on this math prob....: x + 5y - 10 = 0 x = 2y - 8 i know the answer is -20/7 , 18/7 but i have no idea how they got it so someone PLZ HELP!!!!
February 26, 2008 by shelby

math percents
Can you check these? 18% of 90 is what number? i got 16.2 what number is 41% of 800? i got: 1951.22 what number 5% of 522? i got : 10440 70% of 279 is what number? i got: 195.3 what number is 90% of 13? i got : 14.44 9% of 351 is what number? i got: 32 36% of 95 is what number...
March 1, 2012 by marko

graphing an equation
I am getting stuck on graphing equations. when something says y=1/2x-4.....I am supposed to put in numbers for x. however, I am stuck on the concept of how to divide by the fraction. Lets say x=2 y=1/2(2)-4 I am totally stumped on if I need to make two into a fration or ...
August 22, 2010 by Ryan

math
i have 2 questions im stuck on what is 5-2{4-(3y-4)} and then what is (x^-9)^6
May 2, 2009 by jon

math
what is 96=6x^2 come out to be. im stuck!
October 31, 2009 by melissa

Math Statistics
I am stuck can someone help me 19.2 - 21.1 ---------- 3.18 \/25
October 6, 2012 by Misty

military , math
your squad just completed a 12 mile road march inf our hours flat. Althogether there were 15 check points, to include the road march completion point. what was the average time in minutes between checkpoints? 32 26.6 16 8 How many barrels does it take to hold 10,000 cubic feet...
April 5, 2007 by jake123

Math
I'm TOTALLY stuck on my math!!! How do I find the unit rate of $11.49 for 3 packages?? I have to round to the nearest hundredth if necessary.... :)
December 9, 2010 by Anonymous

Technology
A watchmaker would work with _____ measurements. a. standard b. precision c. indirect d. Swiss I'm a little confused on this question. I dont think it's A or D. I'm stuck between B and C, but I think it's C-indirect. Is there any tutor that is good in technology? Please help ...
December 21, 2009 by y912f

math
Can someone help me finish this problem I am stuck! 5/4x+1/8x=11/8+x 10/8x+1/8x=11/8+x 11/8x=11/8+x 19/8x=11/8
January 7, 2009 by deedra

Math
I'm doing homework and stuck on this question: What percent of 3 1/3 is 3?
May 20, 2010 by Leah

Math
Probably quite easy but I am stuck :/ 3d+6e
June 18, 2010 by Eloise

math
Stuck on solving this inequality, help please. 3X le 15 and 2x gt -6
February 10, 2011 by marco

math
someebodyyyyyyyyyyyyyyy help stuck in pre algebra hw!!!!!!!!!!!!!!!!
April 28, 2011 by Anonymous

Math
I got stuck on 250 floz=L
February 27, 2013 by Yola

math
4x7-9^4= please help me im super stuck
January 14, 2014 by joey

military , math
the emergency water storage capability your squad set up now holds 7,000 cubic feet of water. YOur commander has asked to fill it up. You estimate that a facility will hold 8,478 cubic feet. HOw many gallons are required to fill the facility? 11,055 74,470 63,415 52,360 I will...
April 5, 2007 by jake123

math
13-b/6=2-0.5b/4 I cross muliptiled and I got 12-3b=52-4b. I'm stuck. What do I do now?
November 1, 2007 by marc

math
how do i figure out recpricals im stuck can't do it HEEEEEEEEEEEEELP!
October 29, 2008 by m

math
still stuck on simplififying 3x^3+5x^5...please assist
December 31, 2010 by Margaret

Math
I'm stuck on solving this one. If I could get some help please. -6 le x/2 - 4 lt -3
February 11, 2011 by marco

Math
I'm stuck on my homework, and my parents don't know how to do expanded algorithm
March 25, 2012 by Nandi

Algebra
I have about 3 homework problem that I am stuck on! please help me. #1: The area of a rectangle is 16, and its diagonal is \sqrt{68}. Find its dimensions and perimeter. (x^2)+(y^2)=\sqrt{68} (x^2)+(y^2)=8.246 xy=16 y=16/x (x^2)+(16/x)^2=8.246 (x^4)+(96/x)=8.246 Then I got ...
June 2, 2014 by Anonymous

Algebra-Please help me!
Hi, I'm totally stuck! Problem: sqrt(x-3) = sqrt (2) -sqrt(x) I know I square them to get them out of square roots but after that I'm stuck- answers: -25/8 25/8 no solution 1/8 Please show me how its done Thank you
October 12, 2010 by Michelle

Math
I am stuck on a couple of math problems. I need help on the following numerical patterns. 5,7,11,17,25,?,47,61 80,40,20,?,5,5/2 It looks like you add two to each increment. For example, 5 + 2 = 7. 7+4=11 11+6=17 17+8=25 25+10=35 etc. For #2, I think each is halved. 80/2=40 40/...
January 11, 2007 by Tori

English writing
1. Don't get stuck on yourself. * What is the meaning of 'stuck on'? 2. He applied/wore a heavy makeup. * Which word should I use, apply or wore? 3. Speak in full clear sentence. * Is this one OK? Don't we have to add 'a' before'full'? 4. Don't spin in your chair or let your ...
October 24, 2007 by John

math
97x+14=4 First, subtract 14 from both sides. Then, let us know if you get stuck.
October 30, 2006 by jess

Math
I'm totally stuck on this problem!! Simplify: (2a^2+13a-7/3a^3-27a)(4a^2-1/9a^2)
August 7, 2008 by David

Math check
Find the y-intercepts for the function given by: f(x)= 4/(x+5)-1/(x-4)/2/(x-3)+3/(x+2) I am stuck
October 12, 2008 by shawn

math
last one on this topic i promise ;-) 4X-14+2X^3-7x^2 rearrange by degree 2X^3-7X^2+4X-14 and them im stuck..
October 27, 2010 by lomas

math
Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck
October 31, 2010 by Anonymous

math
Help with this complex fraction please... (a+2/a^2+a-2) - (3a+1/a^2+2a-3) LCM is (a-1) (a+2) (a+3) right? then i get stuck
November 1, 2010 by

math
how do u do lost digits?? my son has to do this for homework and we are both stuck on how to do this.
November 30, 2011 by melissa

Math
6x-3y = -6 and -5x + 7y = 41 I got stuck on this problem and my answers are outrageous so please help?
March 5, 2012 by Andres

math
im stuck on this problem can some one please explain.. y=9(7+4)^2+9
March 7, 2014 by winston

Math
n - is the _________ of a number and 4. 4 Can you please help me with this problem. I am stuck. It has to have 5 letters.
October 17, 2007 by Happy face!!

math
How would you factor this problem? I keep getting stuck. x^2+2xy+2x+y^2+2y-8
November 15, 2007 by Katie

Math.
Hey thanks guys, im stuck XD 27.) if B + (-3) = -5 ; what is the value of b??? thankyou for whoeveer helps.
November 4, 2009 by bettylouuu!

math
2/5Q is less than or equal to -18 i am really stuck and i am not surehow to figure it out!
January 4, 2011 by Amelia

Math
I am stuck on a problem. Can Somebody tell me what the next number is in the pattern 9,11,15,20,25?
August 27, 2012 by Lindsey

math
i need help im stuck on this question please help me heres the input 25 and the output is 15
January 8, 2013 by ami

Math
Okay I am stuck on a problem: What do you call the numbers that cannot be arranged into 2-row arrays?
September 4, 2007 by Amber

Math
I have to solve the system. 3x + y = 12 y = 9 - 3x I used the substitution method to get 3x + 9 - 3x = 12 But now I'm stuck.
November 12, 2008 by Riley

Math
Solve for x: 3^(x+1)=2^x This is what I have so far... (x+1)log3 = xlog2 ...and now I'm stuck. Help plz? Thanks!
April 11, 2010 by Nikki

math
Need help solving this algebraic complex fraction please. a+3/b ------ b+3/a I know LCM= is ab but then i get stuck
October 30, 2010 by Anonymous

math
Stuck here Question wants the correct number of significant figures. tan^-1 (9/7)=?
January 23, 2011 by jim

Math
How do you work 5y ____ 3y+6 It is in fraction form and it just got me stuck,,,please help!!!!! :(
October 9, 2011 by Mo

math
can someone please explain/show how to do this? im really stuck with fractions 5 1/3 + (-3 9/18) thanks so much
January 4, 2013 by Anonymous

math
hi i wanted to know what is 1.8387 rounded three decimal places please im stuck
March 4, 2013 by Lisa

Adv. Math
Well I know how to do it but I can't get the answer. Trapezoid: height, 9 1/5ft; bases, 20 ft,14 ft What gets me stuck is the 1/5 part. Can anyone help??
May 12, 2008 by Kenya

Math-Statistics
draw scatterplots one for which the pearson correlation coefficient is r=-1 and r=1 Stuck on how to get started
October 3, 2010 by noell

math
find x x-5/x-2 = x-9/x-7 Method (x-5)(x-7) = (x-9)(x-2) x^2-12x+35 = x^2-11x-18 I get stuck here help would be must appreciated
October 26, 2010 by peter

math-algebra
how do i solve this using the substitution method 3x+2y=7 2x-3y=-4 x=7-2y/3 2(7-2y/3)-3y=-4 this is where i get stuck help would be much apprieciated
November 14, 2010 by peter

Math
Differentiate g(x)=(x^3+1)(3x^2-1) so I use g'(x) X h(x) + g(x) X h'(x) so the derivative of (x^3+1)=3x^2 and (3x^3-1)=6x So (3x^2)(x^3+1) + (x^3+1)(6x) Is this correct so far. If so this is where I am stuck. I am having trouble simplifing.
February 26, 2011 by Hannah

Math
Factor the polynomial X^3 + 7x^2 +15x + 9 I tried factoring by grouping. I got stuck at this part: x^2 ( x + 7 )...
December 7, 2011 by Tea

math
For y(x)=ln(3+x2), find y`(6) I keep getting 12 but it says that its the wrong answer, really stuck here
November 19, 2012 by Ravinder

math
I know how to do mixed fractions, just stuck on this one...9 2/5+8 2/3+7 11/15 help please I keep getting 25 2/15 what am I doing wrong
December 18, 2012 by thelma

Math
Determine the sum of the first seven terms of the geometric series in which ... F) t5 = 5 and t8 = -40 I'm stuck on this one!
January 12, 2013 by Crystal

Math
3^4 /3^3 + 4^2 *4^0/2^4 Please help and explains how you got the answer. I have been stuck on this for awhile and am not sure how to do this. Thank you!
September 6, 2013 by Cherie

Math 222
How do you subtract and write 1/2-3/4 in simplest form. I am stuck can anyone help me. this is what i cam up with. 1 3 2 -- - = - 2 4 2 I am not sure if this is correct.
May 10, 2014 by NinaC

physics
A 5.88 g bullet is fired vertically into a 0.9 kg block of wood. The bullet gets stuck in the block, and the impact lifts the block 0.87 m up. (That is, the block with the bullet stuck in it rises 0.87 m up above its initial position, and then falls back down.) Given g = 9...
August 9, 2011 by James

chemistry
how many grams of NAOH are needed to make a 2.00 molal solution? I got stuck here 2.00 molal=2.00 mole/kg molecular weight of NAOH= 40g/mol (2.00 g/molecular weight x kg) x 40 g/mol= stuck thanks jim
January 30, 2010 by Jim_R

Honors Chemistry
We did a lab in class on Friday where we stuck a metal loop in various chemicals and stuck it in the flame of a Bunsen burner and we observed the flame's colors as the different metals went in. For every lab we do, we have to write a writeup which involves a graph. How could I...
September 20, 2009 by Emily

Math
Ok, I have this problem that I'm really stuck on: This is it: Find each unit rate: 20 mi in 5 h. Please help I need this by tomorrow!
November 26, 2007 by Hannah

math
what number is 24% of 95. Sorry but i dont understand how to get numbers using percents. another problem im stuck with is what percent of 90 is 60
February 26, 2009 by Christina

Math Integration
i keep getting stuck and i think im missing something integrate by parts e^(bx) cos x dx thanks
November 20, 2009 by Amelia

Math help please!!!
Factor completely 3p^2q + 9p^2q^2 - 12p^2q^3 I have done the following: 3p^2q(1+3q-4q^) but then i get stuck..not sure if that's the final answer..
May 20, 2010 by help

6th grade math
Why is the best- the mean or median- to use when planning a trip? Why? HELP PLEASE! I'M STUCK!
August 3, 2010 by Anonymous

Math
I don't understand how to solve equations with logarithms very well...can you help please? here is one im stuck on: log (3r+5)= 5 2 Thanks!!
November 1, 2010 by Taylor

math
Help! Urgemt Constant term of (x-(2/x^2))^9 is?? I expanded it and ended up with (1)^9 and (-2)^9. Im stuck as to wat to do from here. should i add? or... what??
November 29, 2010 by Marie

math
simplify 2xcubed+3x+5 divided by x+1. i am finding 2x squared-3x-5 and the book says 2xsquared-2x+5.please help am stuck
April 7, 2013 by Bliss

Math- ASAP
Could you please help me on this problem, i'm kinda stuck on it and can't find the same base. These are exponents (9^2x-1) = 6^x Thanks for helping me! -ST
October 12, 2013 by ST

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Search
Members