All Questions

906

Indices/Logarithm

Can anyone solve this question with solutions/works.
3^(x-1)-3^(x)=-6
Thanks...

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Guest Oct 1, 2012

841

algebra

17% of a number is 153. What is 1% of the number?

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Guest Oct 1, 2012

844

Algebra 1

Solve for x.
x/5-g=a
Is the answer x=5a+g?
Thanks~~~~

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Guest Oct 1, 2012

835

inequalities!

Find all real solutions of each equation:
(x-3)^4+ 30=0
(x-3)^4-30= 0
I cant get the right answer! someone helpppp

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Guest Oct 1, 2012

593

what is the value of k if the lines are parallel

A) k/3, 4
B) k, 1
C) 2, 5/k
D) 3/5, K/15
/ = divide lol

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Guest Oct 1, 2012

694

Math

-30/-6

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Guest Oct 1, 2012

665

nothing

why

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Guest Oct 1, 2012

Sep 30, 2012

818

inequalities PLEASE HELP!!!!

If x= -6 and x<-6, do you reject the -6??? So -6<-6

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Guest Sep 30, 2012

772

PLEASE HELP!!!!

-2x^2+ 12 is less than or equal to 3x
Solve the quadratic Inequalities

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Guest Sep 30, 2012

702

help please!!

how to solve:
h = V
______
b/3
i dont know how to simplify this!

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Guest Sep 30, 2012

983

Найти х1 и х2

х1=0.16*х1+0.15*х2+195
х2=0.27*х1+0.35*х2+260, найти х1 и х2

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Guest Sep 30, 2012

756

brüche

beim taschen rechner welchen knopf muss man drücken um 72 108tel zu schreiben

Guest Sep 30, 2012

667

Complex

Z1 , Z2 belong C with Z1^2-Z1*Z2+Z2^2=0
i)to show that the triangle ΟΑΒ is equilateral with [Ο(0,0) , Α(Ζ1) , Β(Ζ2)]
ii)(Z1/Z2)^2005 + (Z2/Z1)^2005 = 1

Guest Sep 30, 2012

Sep 29, 2012

730

trigonometry

how do you work the following: y=-2sinpix

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Guest Sep 29, 2012

848

+10

math

16 - 6 / 7 - 7 =

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k42 Sep 29, 2012

693

+10

operations with signed numbers

- 2/3 + (-7/8)

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k42 Sep 29, 2012

689

Help

x*lnx + x - 2 = 0
x=?

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Guest Sep 29, 2012

Sep 28, 2012

866

factoring

Can someone show the steps to factor x^3-x^2+x-1

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Guest Sep 28, 2012

949

simplify polynomial (HELP!!)

(((x+3a)(x+2a)-(x-3a)^2)/(-3a))^2-a(a-7x)
((X-3xy)(x+3xy)(x^2-1)(x^2+1)-9x^2y^2)/(-x^2)

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Guest Sep 28, 2012

639

fractions

[input]1/15+6/11[/input]

Guest Sep 28, 2012

Sep 27, 2012

623

percentages

your new wage is £201.60 and increases by 20% what was the original wage?

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Guest Sep 27, 2012

649

conversion

Conversión conductividad térmica de W/mºK a W/mºC

Guest Sep 27, 2012

642

Simple Math

what is 2+2?

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Guest Sep 27, 2012

Sep 26, 2012

936

Mittlere Änderungsrate

Hi,
habe noch Probleme mit der mittleren Änderungsrate in Mathe.
Ein Beispiel aus meinem Mathebuch:
Die Anzahl der Bakterien beträgt 12 000 und verdoppelt sich jede Stunde.
Jetzt soll man die mittlere Änderungsrate für das Zeitintervall read more ..

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Guest Sep 26, 2012

644

Please help with this a milkybar rellys on it.

Hi, Im in year 8 and trying to get and answer of how to do this... 16 to the power of 7over4. If you can help then do O_O Thankss

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Guest Sep 26, 2012

All Questions ⁺⁰234914 Questions

Indices/Logarithm

algebra

Algebra 1

inequalities!

what is the value of k if the lines are parallel

Math

nothing

inequalities PLEASE HELP!!!!

PLEASE HELP!!!!

help please!!

Найти х1 и х2

brüche

Complex

trigonometry

math

operations with signed numbers

Help

factoring

simplify polynomial (HELP!!)

fractions

percentages

conversion

Simple Math

Mittlere Änderungsrate

Please help with this a milkybar rellys on it.

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