# Stuck on 3d - Math

136,707 results

### math

i am having a minor difficulty i've been stuck for over an hour and don't know what to do i don't 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...

### re:math

i am having a minor difficulty i've been stuck for over an hour and don't know what to do i don't 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...

### 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

### math - ans.check

Given function G(x)=-7/8(45-x), find x to nearest tenth, when G(x)=15 ____________________________________ I'm stuck on this question,i tries on my own but i couldn't get it right, plz help! 15=-7/8(45-x) -8/7(15)=45-x (-17.1428..)=45-x -> stuck at this step. Thank You!

### 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?

### 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...

### 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

### 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...

### 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

### 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

### MAth Im stuck on question can anyone help me ?

Im stuck on this question can anyone help me ? I thought it was b but that's 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 ...

### Math

1. Find all complex numbers z such that |z-1|=|z+3|=|z-i|, if i is the square root of -1. I got to the part where you graph the equations, but got stuck. 2. Find all cube roots of 8i. I know there are 3 answers, but I am stuck.

### math

i am having a minor difficulty i've been stuck for over an hour and don't know what to do i don't 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 ...

### 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 ...

### Math. (Check Answers) STUCK

HI, I'm stuck on two questions(: Round the number to the thousandths place. 97093.113469 Is it 97093.113 < -- ? 97093.112 97093.114 97000 Without multiplying, determine the sign of the product. (19)(-2)(37)(-0.8)(112) Postive Negative <-- ? The product is zero

### 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

### 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

### 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

### 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 ...

### 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 ...

### 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!

### Calculus Help Stuck Part 2?

b.Determine the lim x-->4 (x^2+x-20/8-2x) What Im stuck on is this f(4)= 4^2+4-20 / 8-2(4) f(4)= 0/0 x^2+x-20/8-2x = (x-4)(x+5)/-2(x-4) What do I do next I'm so confused ik i would eliminate the x-4 from numerator and denominator but what would i do with the -2 that belongs...

### 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!

### 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

### 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!!!!!!!!!!!!!!

### 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...

### I'm stuck- please help

Hi everyone, I've been stuck on this question. Please anyone help. Show step by step and answers. Thank you. - Determine the quarter point of y=−cos(2x−π) THANK YOU.

### 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

### 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 ...

### 7th grade ss unit 1 lesson 13 test

I am stuck on the test ss 2b one the lesson 13 test Why is mining important to the economy of the Untied states? I but mineral I am so stuck on this test

### Technology

A watchmaker would work with _____ measurements. a. standard b. precision c. indirect d. Swiss I'm a little confused on this question. I don't 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 ...

### 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 number...

### math stuck

3/10 + 1/5 = 9/30 + 6/30 = 15/30 but it says that it is 0, or 1

### 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

### Help! stuck on this math question

3n/(n^2 -7n + 10) - 2n/(n^2-8n+15)

### Math

okay i got stuck on "5-x-x=-17"?

### 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...

### 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...

### math

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

### math

what is 96=6x^2 come out to be. im stuck!

### Math Statistics

I am stuck can someone help me 19.2 - 21.1 ---------- 3.18 \/25

### 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 ...

### Quick english check

15) I was stuck with so many needles that Shannon laughed and said, Now you understand what it feels like to be me!" What change should be made in sentence 15? A. Insert a colon after stuck B. Change that to then C. Delete the comma D. Insert the quotation marks before Now I ...

### 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

### 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!!!!

### math

Given the proportion 3x+2y/7=2x+3y/8, determine the value of xy^2-x^2y/x^3+y^3 This is what I got so far... 3x+2y/7=2x+3y/8=k 3x+2y=7k 2x+3y=8k And that's where I'm stuck at solving this math question.

### 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 ...

### 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

### Math

I'm doing homework and stuck on this question: What percent of 3 1/3 is 3?

### Math

Probably quite easy but I am stuck :/ 3d+6e

### math

Stuck on solving this inequality, help please. 3X le 15 and 2x gt -6

### math

someebodyyyyyyyyyyyyyyy help stuck in pre algebra hw!!!!!!!!!!!!!!!!

### Math

I got stuck on 250 floz=L

### math

4x7-9^4= please help me im super stuck

### math

simplify (9-m^2)7m^3 / (3-m)14m please help i am stuck

### math

I seem to get stuck on finding this answe 4+(16-4)+(12-9)

### 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...

### 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.... :)

### math

hi! so I have almost finshed solving a math equation i'm just stuck on this one last thing: x^3=3.85x10^-17 and I don't know how to isolate for x! plz help

### 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?

### math

how do i figure out recpricals im stuck can't do it HEEEEEEEEEEEEELP!

### math

still stuck on simplififying 3x^3+5x^5...please assist

### Math

I'm stuck on solving this one. If I could get some help please. -6 le x/2 - 4 lt -3

### Math

I'm stuck on my homework, and my parents don't know how to do expanded algorithm

### Math

I'm stuck on this problem about percentages, I don't know what to do 8 9/25 as a percentage

### math

what is the procedure for solving the equation 1/2x = 16. I am stuck. Please help me.

### math

97x+14=4 First, subtract 14 from both sides. Then, let us know if you get stuck.

### Math

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

### 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

### 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..

### 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

### 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

### 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.

### Math

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

### math

im stuck on this problem can some one please explain.. y=9(7+4)^2+9

### math

Solve by substitution.. y=4x-7 and 2x-3y=6 This is the only question i am stuck on, please help..

### Math

2(x-y)-(x+y) I have been stuck on this problem for ages.. Please help!!

### Math PLZ HELP

solve for y x=(3-4y)^2 I've been stuck on this stupid question anyone? ._.

### 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/...

### 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.

### math

How would you factor this problem? I keep getting stuck. x^2+2xy+2x+y^2+2y-8

### Math.

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

### math

2/5Q is less than or equal to -18 i am really stuck and i am not surehow to figure it out!

### Math

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

### math

i need help im stuck on this question please help me heres the input 25 and the output is 15

### Math

FACTOR 6x^3+2x^2-8x =0 I know the GCF is 2x thus leaving: 2x(3X^2+X-4X)=0 *Stuck after this part*

### Math

a+b+c=28 b= a+3 I plugged in the b but got stuck on 2a+3+c. What I did: a+a+3+c=28 2a+3+c=28, but what do I do next to solver this linear equation?

### Math

Please what are the steps to solving this problem? I am stuck. question= 12 1/2% x (1/2)/(3/4) 12(1/2)% = 12.5 (1/2) x (4/3) 4/6 = 2/3 I don't know what to do next.

### Math

-1/2(x-20)+2/3x=20 CAN SOMEONE SOLVE THIS FOR ME I SM STUCK IN IT I DID MY OTHERS I NEED HELO WITH THIS ONE

### 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...

### 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

### 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...

### Math

Okay I am stuck on a problem: What do you call the numbers that cannot be arranged into 2-row arrays?

### 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.

### 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!

### 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

### math

Stuck here Question wants the correct number of significant figures. tan^-1 (9/7)=?

### Math

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

### math

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