# Math - Alegbra 2 some1 plz help?

140,043 results

### help plz

some1 help wit my current post plz;)

### science

i nd some1 to tel me some neutral subtances plz help me!

### help plz

Which word is a synonym of the word evolve? a}recession b}decline c}progress d}retrogression p.s.ive been working on this same question for 1 month todaysthe last day i have can some1 plz just give me the answer plzzz lol btw:who likes boxing?0_o

### math

identify the value of x that makes each pair of the ratios equivalent x:4 and 45:20 A.8 B.9 C.10 plz plz plz plz help me!!!!!!!! PLZ!!!!!

### math plz plz plz plz help plz .....thank you

mark bought a notebook for $1.45 and some pencils that cost $0.42 each if the total cost was 6.91,how many pencils did he buy A.12 B.13 C.14 D.15 is 14 the answer plz help thank you

### Math ....urgent help

i just don't get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......

### LIVING ENVIRONMENT

the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...

### Calculus some1 plz!!!!

A plane flies horizontally at an altitude of 5 km and passes directly over a tracking telescope on the ground. When the angle of elevation is π/3, this angle is decreasing at a rate of π/4 rad/min. How fast is the plane traveling at that time? (Round your answer to ...

### I NEED HELP!!:(!!!! HELP ME PLZ!!

I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!

### physics

A 248-kg crate rests on a surface that is inclined above the horizontal at an angle of 19.5°. A horizontal force (magnitude = 537 N and parallel to the ground, not the incline) is required to start the crate moving down the incline. What is the coefficient of static friction ...

### Alegbra 1

f(-3) Answer is:

### math

the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

### math

the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

### social studies? i think idk

what new ideas came from the automobile? plz help plz plz plz ASAP

### SS plz help me plzzzzzzz

What are the two major forces that reshape earth? Describe how itworks. plz plz plz help me there are no answer choices hope u can still help

### SS PLZ HELP ME ASAP

What are the two major forces that shape and reshape earth? Describe how each one works. plz plz plz help me there are no answer choices hope u can still help

### Physics

1.The mass of a string is , and it is stretched so that the tension in it is 180 N. A transverse wave traveling on this string has a frequency of 260 Hz and a wavelength of 0.60 m. What is the length of the string? 2.A rocket engine emits of sound energy every second. The ...

### biology

a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...

### Algebra

Please help me with these alegbra problem! Factoring by grouping by + ay + bx + ax=

### Alegbra

Evaluate the given expression for x= -9. -6x-4= I need help understanding.

### plz plz help me belive me have tried

cosx+cosy=a and sinx+siny=b show that sin2x+sin2y=2ab(1-(2/(a^2+b^2)) plz plz show step

### math plz help ;-;

What is the y-coordinate of the y-intercept of the linear equation 2x - 3y = 12? Plz help I don't understand how to do this can you show me step by step plz, sorry ;-;

### Alegbra

I need help understanding this problem. (Simplify your answer. Type a whole number.) 3^2 3^3=

### Tips Plz

Can you plz tell me some studying tips for math. How can i study math? is not like the other subject that i can just read through and memorize it. Math is hard to study because i know know how to study math when i have a upcoming test. Plz give me tips on how to study math and...

### Geometry i need help urgently plz plz plz

The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz

### math

i need help factoring this 4x squared + 80x - 276 = 0 i think i have to divide by 4 or something but i cnat get it some1 please help me

### physics

1.The mass of a string is , and it is stretched so that the tension in it is 180 N. A transverse wave traveling on this string has a frequency of 260 Hz and a wavelength of 0.60 m. What is the length of the string? 2.A rocket engine emits of sound energy every second. The ...

### Alegbra 1

One of two complementary angles has a measure of 6º greater than the other. What is the measures of the larger angle?

### calculus help me plz too hard show step

charge Q coulombs at time t seconds is given by the differential equation RdQ/dt+Q/C=0, where c is the capacitance in farafd and R the resistance in ohms.solve the equation for Q given that Q=Qo where t=0 plz show step plz plz plz

### math

Alegbra-Find the missing measurement 5 in. plus blank = 1ft 47cm plus blank = 1m

### math

You want to cover a trapezoidal box with paper. You have a sheet of paper that is 1m by 500cm. What is the size box that can be made with minimal wastage? plz plz plz help me with this.. i don't understand how to do this

### math

A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d)When will the ...

### maths plz

∫√(x²+1)/(x+1)dx plz show step i know it messy plz i really need it

### chem/some1 check my work plz.

nitrogen gas contained in a cylinder with a volume of 5.0x10^2 mL @ a temp of 30C and pressure of 710 torr. The gas is then compresse to a volume of 25mL and the temp. is reaised to 820C. what is the new pressure of the nitrogen gas?? Pf=p1*v1*t1/Tf*Vf P=(700torr)(5.02x10^2mL...

### pscychology

Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??

### math

find the eqt. of the tangent to the curves at (1,2). y^3+y^3=9(xy-1) [ans: y=5x-5] could some1 show me the calculation work bcus my ans is y=(6x+4)/5.

### SCIENCE!!--ANONYMOUS PLEASE ANSWER MY QUESTION!

plz answer the question we were talking about plz plz. Go back to the problem. I got 184 but the worksheet answer says 136 which is correct?? plz help!! thx

### Maths plz help

X^x+y^y=31 x+y=5 plz help i was told to use newton litrate method plz help

### social studies idk

how did the automobile negatively impact society???!!!?!?! PLZ help me I have been on it since morning plz pretty plz cherry on top help me

### health

how much dose smoking cost Ontario canada taxoayers because of health care? plz answer asap! Your exact answer is at the following site page: http://72.14.253.104/search?q=cache:PFmJA0Kt4-EJ:councilarchive.region.halton.on.ca/cdm/cdm/rphs/rp2000/aghs0900/mo3400.pdf+%22smoking+...

### will some1 reed bellow post

see above

### physics!! plz answer me!

A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!

### alegbra

what are the next three terms in the sequence? 5,-9,19,-37,75, ___, ____, ____

### maths

plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u

### ALEgBRA 2

Give the domain (that is, possible values of x): 1. y= 2[SQRT(x - 1)] 2. y=-[SQRT(4 - 3x)] + 6

### math

lily left house at 11.43 am and travelled to town, a distance of 31km. She arrived there at 12.09pm. What was the average speed in km/h and m/s.[ans:71.54 km/h & 19.87 m/s] my answer is ~31/1.1=28.18 km/h ~31000/3960=7.83 m/s can some1 show me the calculation if im wrong.

### chem

stilll didn't get it .. .. can u plz explain in detail ... how did u get the answer.. plz plz plz plz plzp l zp thnks Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies ...

### Math - Algebra 2 some1 plz help?

in a certain math class, each student has a text book, every 2 students share a book of tables, every 3 students share a problem book, and every 4 students share a mathematics dictionary. If the total number of books is 75.. how many students are in a class? how many students ...

### math

in the given figure,QRSis a straight angle.If a=2c,c=2b,b=d/3,what is the value of d?plz help me plz

### Math plz help

Which rational number is equivalent to 3.90 with the .90 repeating? A. 3/90 B. 39/10 C. 35/9 D. 43/11 EXPLAIN PLZ

### maths

sir steve plz am a little confuse (x-y)³=A(x+y) prove that (2x+y)dy/dx=x+2y if y is a function of x and x=e^t/(e^t+1) show that dy/dt=x(1-x)dy/dx plz explain to me very well sir damon answered that but i still dont get it If u want me to show my work i will do it sir plz plz ...

### Math

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.

### Math

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.

### Math

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.

### math need help plz

1/3+(-5/6)+(-1/2) can u help me solve this plz by using steps. thank u

### Alegbra

Use properties of exponents to simplify the given expression. First express the answer in exponential form. Then evaluate the expression. 3^2 3^3=

### Science Question

Can some1 give me mayb 1 or 2 examples of a HETEROGENEOUS mixture for my lesson?? Thank you!

### Ms.Sue (ONLY)

can you plz help me in science? PLZ HELP ME! YOU HELP ALL THE TIME! *begs* plz help! i am my knees!!!!! (really i am!) its called "science 8th grade"

### grade 10 history

I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!

### math

Ms.plz i have school tomorrow plz.its my H.W.

### Plz,plz help!

Can you help me write: real-world scenario in which you would write an inequality rather than an equation? Plz, I really need help! :D

### maths sir steve plz reiny plz sir damon plz help

express 1.1 in surd form pllllllz step

### Calculus i need help plz plz

Integrate:Sinxcosx/a^2cos^2(x)+b^2sin^2(x))dx??? plz i need the full working too hard for me

### maths sir steve plz reiny plz sir damon plz help

express 1.1 in surd form pllllllz

### math miss.sue can u plz check me answers plz

which of the following appears to be an irrational number? A. 3.7272727272... B. the root of 64 C. -6/25 D. 0.73303330...

### Calculus i need help plz plz

If y=ws^3/d^4 find the % increase in 'y' when 'w' increases by 2% and 's' decreases by 3% and 'd' increasee by 1%...... There a little error in the first question i post here it is plz i need the working and explanation

### MATH MID TERM TOMM PPL PLZ HELP

how do u draw an asymtote ? diff btwn set and interval notation? and example plz

### chem/some1 check my work plz.

2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4 grams of copper(II) oxide, which is the limitting reagent?? what is the theorectical yield of nitrogen gasd? if 8.52 g of N2 are formed, what is the % yield of nitrogn gas?? please check if is ...

### Math.....

One: plz don't judge the fact that I'm horrible at dividing fractions. Two: Here's the question: A cookie factory uses 1/6 of a barrel of oatmeal in each batch of cookies. The factory used 2/3 of a barrel of oatmeal yesterday. How many batches of cookies did the factory make? ...

### calculus too hard

the velocity of a chemical reaction is given by dx/dx=k(a-x) where x is the amount transfered in time t,k is a constant and a is the condition at time t=0 when c=0 solve the equation and determine x in terms of t? Plz show work plz plz

### History

I need 2 write a paper on the Renaissance but i don't know what to put in my outline. can some1 give me an example,please? thank you.

### english

what sound does wood make i fire? how to describe it in an effective way? pls some1 helps :)

### ingqayizivele high

Am doing math lit ,geography,history n life sciences I dnt knw which career to choice can u plz help me .cal m 4 help on 0625113520 plz

### Math

F(x)=x^2-2x-3 plz help me slove this ? HELP ME I DO NOT UNDERSTAND THIS HELP ME PLZ

### Alegbra 1

The difference between the measures of two supplementary angles is 8˚. What is the measure of the larger angle? What is the measure of the smaller angle?

### math

side of the cube increasing at rate of 6 cm/s. find the rate of increase of the volume when the length of a side is 9 cm.[ans 1458cm^3/s] my answer: ~729x6=4374cm^3/s i need some1 show me the calculation if im wrong.

### Alegbra

15000 = (4/3)(pi)R^3 Solve for R. How do I solve for R

### Physics plz

Do any teacher here have an email plz becouse I want to send some pictures for question ,,, physics plz or how can I attach picture here ????

### Function plz help!!!

If a function u(x,y)=arctan(y/x) deduce the laplace equation of the function. plz show working i don't no where to start from...plz thanks

### Math PLZ help gtg to bed i need right NOW!!

What is the answer to 10 5/12 divided by 1 3/5???????? plz help me i have to go to bed like in 1 min. thanx

### math plz help ;-;

Solve the following equation: -2(x-3)+4=8x-20 please help me how to do this step by step plz i do understand how to do this, sorry ;-; And thank you for the ones the helped me with the other Q :D

### Math

Least to greatest Plz help me ....o.o101-0.100-0.110-0.0011 Plz help me to find a least to greTesT.

### HELP PLZ MATH

There are 12 ducks and 15 geese swimming in a pool. What is the ratio to geese to total birds at the pond? A) 12:27 B) 27:12 C) 15:27 D) 27:15 Plz help

### math plz help ;-;

What is the equation of the line containing the two points (-4, 8) and (1, -7)? a.y=-3x b.y=3x+4 c.-3y=x-4 d.y=-3x-4 plz check if my answer is correct. My answer is c ^^;

### math

Tim wants his mean (average) quiz score in history class to be 90. His first 3 quiz scores were 86, 92, and 94. What score should he make on the 4th quiz in order to have a mean (average) quiz score of exactly 90? I really need the answer ! PLZ PLZ PLZ ! cant figure it outtt...

### math plz

Write the following as a number: three billion, fifty three thousand, twenty one dollars. (plz answer this)

### chem/some1 check my work plz.

air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag ...

### math plz help ;-;

1. Solve the system by any method: 2x-5y=-1 2x-y=1 How many solutions does the system of equations below have? Explain your answer. y=3/5x-1 y=6/10x+3 plz help me ;-; i don't understand how to do this, sorry ;-;

### english

______ in the library.[they/be/not] fill in the blanks with the correct form of be. can some1 help me They are not in the library.

### chem/some1 check my work plz.

air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag ...

### Chemistry chlorine plz help

A metal x forms two different chloride.if 12.g of chloride A and 16.3g of chloride B contain 7.1g and 10.7g of chlorine respectively,show that the figure agree with the laws of multiple proportions.write there formulea plz i need the work....no hint plz

### math plz help!!!!!!!

which ratios form a proportion? A) 4/5 , 20/25 B) 8/12 , 18/24 C) 1/3 , 7/24 D) 2/5 , 6/16 which ratio forms a proportion with 9/15? A)3/6 B)2/3 C)12/30 D)6/10##### which proportion has cross products of 5 x 24 and 8 x 15? A)5/8=15/24 B)5/24=8/15 C)8/24=15/5#### D)15/8=5/24 ...

### math

if cosθ=2/3 and tanθ<0 find the exact value sin(θ-5π/3) sin2θ cos2θ cos(θ/2) can some1 please help me?

### math help!

(2-√2)/(3+√2) can you plz tell me how to solve it? plz hurry up

### plzzz help me with this questionnn

which word is a synonym of the word evolve? a.recession b.decline c.progress d.retrogression plzzzz some1 give me the answer:((

### Alegbra

On the second test, the class mean was 80 and the mean girl’s scores was 75. What was the mean of the boy’s scores?

### sir damon help plz steve plz chip into these

An airplane ✈ makes a turn which has a banking curve of 30° to the horizontal with a radius 5m, in 10sec, what is the mass of the airplane, if it has a force of 500N. The power the plane travelled with, and what's the speed of the airplane when it made its turn?? Plz show ...

### bio check plz plz plz

in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....

### unscramble MAUSULT

MAUSULT is the word so could some1 plz help me unscramble it thx n advane Try these: http://www.ssynth.co.uk/~gay/anagram.html http://www.unscramble.net =) thx u so much writeacher thats the word thx a mil take care the ans is mutuals