All Questions

705

I need help with a periòdic number

i can't write in a calculator te periodic syimbol vv'
Please help me

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Guest Jan 5, 2013

702

world of tanks

wer spielt world of tanks?

Guest Jan 5, 2013

890

utilisation de la calculatrice scientifique

Bonjour, quelqu'un peut-il m'expliquer comment marche la calculatrice ?
Je dois calculer la formule suivante: 3.108X 6,62.10-34/1,938.10-18 ET JE NE SAIS PAS COMMENT MARCHE LA CALCULATRICE

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Guest Jan 5, 2013

788

trigonometric identities

show that [sqrt(1-cot^2x)*sqrt(tan^2x)]/(cos x)=tan2x

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Guest Jan 5, 2013

717

is there a difference

is |4-7|-|8-2| different from (4-7)-(8-2) ?

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Guest Jan 5, 2013

Jan 4, 2013

771

+12

solve simultaneous equations

y=x^2-7x-7, y=3x+5
i am stuck, can anyone assist please

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nico Jan 4, 2013

693

Elementary et Theory

Let B i = [2i = i - 1], where i is the element of the integer. Find B 2 union B 4

Guest Jan 4, 2013

719

expotential equation

i am trying to do a expotential equation but im not sure which button to use on the calculator

Guest Jan 4, 2013

681

Algebra

3y-4-5y=2y+4 please help!!!

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Guest Jan 4, 2013

Jan 3, 2013

896

+20

kjh

so how is every ones life i just though i would stop bye and say hi!!!!!!!!G im really bored blahhhhhhhhhhhh my mother is a how

jerk Jan 3, 2013

818

fraction

i need to change 10.333333 (repeating) to a fraction. and i have a ti-86 calculator and don't know how can someone give me the answer?!

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Guest Jan 3, 2013

613

math

that what is a model

Guest Jan 3, 2013

919

I have a big problem

please i can't solve this operation PLEASE HELP ME!!!!!
25*2-54:X=56
THE PROGRAM TELLS ME X=56 BUT I CALC THIS AND TELLS ME:
25*2-54:56=49.035...
I DON'T UNDERSTAND BUT I THINK I'M CRAZY o.O

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Guest Jan 3, 2013

Jan 2, 2013

663

math

what is 1+1? I couldn't find the answer for 3 hours!

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Guest Jan 2, 2013

700

Pls help me with a simple math question

Hello, Can someone help me to visually show to a group of students how they compare to all others living in their city.
Total Population = 8,000,000
Total Students = 7000
What is the best way for me to show them how special they are to belong read more ..

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doublecure Jan 2, 2013

Jan 1, 2013

771

What is the Linear fraction of equal parts?

Usually, I am interested in 8th grade but this problem might be in High school. My Question: What is the linear fraction of equal parts?

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Guest Jan 1, 2013

892

+30

equivalents of fractions with negative exponents

Is there any way to find equivalents of fractions with negative exponents

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topher Jan 1, 2013

Dec 31, 2012

646

linear equations

can you solve y=3x+6

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Guest Dec 31, 2012

788

solve

slove
5x+11/2=3x/2-5

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Guest Dec 31, 2012

683

word problem

alice is 4 times as old as her brotherat present.after 10years she will be twice the age of her brother.find their present age?

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Guest Dec 31, 2012

811

PROGRAM HAVE AN ERROR

?:3+(+5)=-8 ?=FALSE=-0 NOP THIS IS WRONG I'TS ?=-39

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Guest Dec 31, 2012

746

Factoring Trinomials of the form x^2 + bx + c HELP

I can't seem to figure this one out.
z 2 + 4bz + 16b 2 = (z + ?b)(z + ?b)
I can't seem to figure out what would be the product of 16 and the sum of 4. I believe both of these are to be positive so I'm at a lost.

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crystalemullen Dec 31, 2012

Dec 29, 2012

998

Amortization table for 30 year loan at 3.75% per 100000

[input]30 years
loan amout 100000
Interest 3.45%
payment per month
Interest per month[/input]

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Guest Dec 29, 2012

Dec 28, 2012

755

formula conversion

Hello,
is there anyone who knows how I can convert this Formula to S (unknown):
E= CL*K^2*10^-S/10 / t
I hope you can help me!

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Guest Dec 28, 2012

717

Problem understanding a question.

The question says...
Write 7^8/9% as a fraction:
a) 71/90
b) 71/100
c) 71/900 d) 71/9 When I am trying to calculate this, I am reading this to say 7 to the 8th power divided by 9 = the percentage, in other words (7^8/9)%. When read more ..

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ceb0427 Dec 28, 2012

All Questions ⁺⁰236424 Questions

I need help with a periòdic number

world of tanks

utilisation de la calculatrice scientifique

trigonometric identities

is there a difference

solve simultaneous equations

Elementary et Theory

expotential equation

Algebra

kjh

fraction

math

I have a big problem

math

Pls help me with a simple math question

What is the Linear fraction of equal parts?

equivalents of fractions with negative exponents

linear equations

solve

word problem

PROGRAM HAVE AN ERROR

Factoring Trinomials of the form x^2 + bx + c HELP

Amortization table for 30 year loan at 3.75% per 100000

formula conversion

Problem understanding a question.

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