21,131 results

The demand equation for a hand-held electronic organizer is... P=5000(1-(4/4+e^-.002x)) Find the demand x for a price of (a) P=600? So strange. Thx for help

I struggle in the sciences and was wondering what I could do over the summer self studying wise to prepare for 10th grade chem?

### 10th grade Pre APworld history

WHAT TYPE OF GOVERNMENT DID SHANG HAVE DURING 8000 B.C.E-600 C.E

what classes should i take in 10th grade?

### Pre-Calc

I'm stuck on a pre-calc problem. I need to find y as a function of x, where the constant c is a positive number for In(y-1)+In(y+1)= -x+c express your question as ln[(y-1)(y+1)] = -x+c change that to exponential form e^(-x+c) = (y-1)(y+1) e^(-x+c) = y^2 - 1 y^2 = e^(-x+c) + 1 ...

### Pre-Calc

Can you show me how to find the rectangular equation of r=2costheta + 3 sin theta All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you

1.Write 4+6+8+10 in sigma notation: I came up with sigma in the middle 3 on top j=0 on the bottom 2. Find the 10th term of the sequence -1/5,-1/20,-1/80 this was a geometric sequence so I said a(subscript10) = -1/5*1/4^(10-1) =-1/5*(1/4)^9 = -1/5*1/2621444 = -1/1310702

how i get an unssen workssheets for 10th greade?

1.Write 4+6+8+10 in sigma notation: I came up with sigma in the middle 3 on top j=0 on the bottom 2n+4 to the right of the signma sign 2. Find the 10th term of the sequence -1/5,-1/20,-1/80 this was a geometric sequence so I said a(subscript10) = -1/5*1/4^(10-1) =-1/5*(1/4)^9...

1.Write 4+6+8+10 in sigma notation: I came up with sigma in the middle 3 on top j=0 on the bottom 2n+4 to the right of the signma sign 2. Find the 10th term of the sequence -1/5,-1/20,-1/80 this was a geometric sequence so I said a(subscript10) = -1/5*1/4^(10-1) =-1/5*(1/4)^9...

### pre calc

Is there any complex numer that is equal to its conjugate? a+bi=a-bi????? precalc 11th grade a+bi=a-bi ---> 2 bi = 0 ---> b = 0 So, the imaginary part has to be zero.

The students of litchfield High school are in grades 9,10,11,12. Of the students , 1/4th are in 9th grade, 1/3rd are in 10th grade, 1/6th is in 11th grade and there are 300 in the 12th grade, how many students are there all together?

### 10th

i am just abt to finish my 10th grade,i am very weak at maths and science,hence i have opted to take economics. 1.is this the right choice? 2.is there goin to be maths in it? 3.what are the core subjects involved?

plz suggest me some good thoughts which i can use in writing compositions in my 10th board exams which is on the 3rd of march. as in slogans,or some quotations or what ever material which will make my composition interesting. thanx!!

### Pre-Calc/Calc

Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10) A. x=4t, y=4t-(t^2 /10) B. x=2t, y=8t-(4t^2/10) C. x=2t, y=4t-(4t^2/10) D. x=.5t, y=2t-(t^2/10) E. x=t, y=t-(t^2/10)

### math

Riding on a school bus are 20 students in 9th grade, 10 in 10th grade, 9 in 11th grade, and 7 in 12th grade. Approximately what percentage of the students on the bus are in 9th grade?

### Pre Calc

Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.

i need an interesting topic for a tenth grade informative essay

### english

- Computers - English - Foreign Languages - Health - Home Economics - Math - Music - Physical Education - Science - Social Studies GRADE LEVELS - Preschool - Kindergarten - Elementary School - 1st Grade - 2nd Grade - 3rd Grade - 4th Grade - 5th Grade - 6th Grade - 7th Grade - ...

### English

1. What day is your birthday? - It is June 14th. - It is the second Monday. 2. When is your birthday? - It's this Friday.﻿ - It is on January 10th. - It is January 10th. 3. What date is your birthday? - It is January 10th. - It is on January 10th. ----------------------- Are...

### Pre-Calc

This is the last question on my pre-calc homework, I looked through the textbook and have no idea how to do this. Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one ...

### Calc or Pre calc

I am having trouble doing this problem. I know how to do indefinate integrals, but I don't know how to do definate integrals. Can you show me how to do this. Evaluate 5 (x^3-2x)dx 2

### pre calc

Joely's Tea Shop, a store that specializes in tea blends, has available 45 pounds of A grade tea and 70 pounds of B grade tea. These will be blended into 1 pound packages as follows: A breakfast blend that contains one third of a pound of A grade tea and two thirds of a pound ...

### ALL subjects..

Hi!! Well,I'm in tenth grade And I was wondering if there are any practice test websites for the 10th grade Test.. I believe Pct? Please!! Help..

### Pre algebra

Kayla has a 41% grade average. On an exam that is worth 20% of her grade she gets a 100%. What is her grade now?

### pre algebra

my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?

5x+6/10+=4x-8/6

a{n}=n(3n+5)

(-7+p)(8+p)

(2u+9)(2u+1)

3x-2-x=7-x

if AB=3x-2 and BC=x+6, what is x?

2x-y=-5 -2x-5y=11

### math

a student is selected at is the probability the the randomly selected stundent is neither a 10th grade nor an 11th grade express your answer in fraction in simplest form

3(x-2)= 4-(x-2)

7x+11y=-5

8h^2-4h

427.50 is 10% of what

(4x^4-3x^3-x+3) + (2x^3 + 3x - 4)

(-2x + 6)(x + 4) 4(13 - 6) - 4^2 + 3^3

what is esterification

What is 3X^2-7=11

How do u do (3x)cubed

-8(-3-4 v)+5(5v+2)=-80 solve for v

BC=3x+2 and CD= 5x-10. Solve for x.

If ab=6y & bc=8y What is BD In Terms Of Y.??

15mm to dam

300/90+21=

300/90+21-43+42=

6ab^2-(q-r)^2

solve (2x+3) exponet2over3=3

2b/4+b/3=10 solve for b.

solve for n. |3n+5|=7

solve for x. |x+9|=17

2b/4 + b/3 = 10 solve for b.

how do you balance bic

2y^2*3xy^3 divided by 3x^2y^4

I need help with this problem. (b+7)(b+1) .

Solve for x? 0 = -9/5 x -9

### math

Hi, How do I improve my math skills? I can't calculate in my head (I.e 2x43), I would actually have to write it down to solve it. I took pre-calc, calc and didn't have problem understanding. I don't know what is wrong. what should I do?

Is dictatorship part of democratic

what is a good slogan for neon?

how do you find the zeroes of y= 2x(squared)-7x+15

please so by multiplying binomials (x+6)(8x-x)

i need help in common law

solve the equation for x: 3x+y=6

solve the equation 2x+y=9 for y

solve the equation 2a=3a+4c for a

How can you graph the distance between y = -3/4x - 1 3x + 4y = 20

IPC Balancing Equations???

Find the measure of diameter AC if BP=x and AC=5x-6

what is the conjugated base of H2SO3

what's "n to the 10th is 27" in a algebraic expression?

A pentagon with the a perimeter of 45 feet?

how do i solve for y in the equation -5y(6y - 6) - y = -4(y - 5)

for which value of n will the function 4/9 and n/27 be equivalent?

Evaluate u + xy, for u = 18, x = 10, and y = 8. a. 188 b. 224 c. 98 d. 36

How do I answer and graph this problem 4x + 3y = 4

What is the compound name fo HC2H3O2?

If m<pqs=3x+13and m<sqt=6x-2,

Ravi resigned----------illness

### Pre-Calculus

Can you show me how to find the rectangular equation: r=2cos(theta) + 3 sin (theta) All I need is an example to work off I was absent today from Pre-Calc and I have homework to do and no explanation with them-Please help with this one Thank you

Are there any sounds-a body of water- in Africa?

I really need help with this homework.Its like this:f(x)=x-1/2 g(x)=x+2/3

whats the formula for the area of a circle?

why do they go public and sell stocks in their company

3a²-a-4=0 solving for the roots,

MORNING WALK 'A BLESSING OR A CURSE '

explain how to add measurements of segments 18.4 4.7 p to q to s

how do you add a fraction with a different denominator

How do you balance solubility equation problems?

radio 5 to 3 how many of each one totals 4000?

how to start a comparative genra essay

how does electric discharge affect the society?