Moin, ich schäme mich ja schon etwas für die Frage Ich muss die Umkehrfunktion von f(x) = (x+1/x)/2 bilden... also schreibe ich: y = (x+1/x)/2

Related Links. Equivalent Fractions; How Do You Subtract a Whole Number from a Fraction? | Virtual Nerd; Video: Tricks to Simplify Denominators in Algebra | eHow

Related Links. Equivalent Fractions; How Do You Subtract a Whole Number from a Fraction? | Virtual Nerd; Video: Tricks to Simplify Denominators in Algebra | eHow

I assume the x^-1 + y^-1 term is all in parentheses, yes? Make sure you type that, it matters. Multiply top and bottom by (x+y): (x+y)*(x^-1 + y^-1) / (x+y) * (x^y)^-1

... 1/(x+y)= 1/x+1/y okay das ist gut zu wissen vielen dank: 12.11.2010, 13:57: Mazze: Auf diesen Beitrag antworten ...

2. x=-y 2x+y=-2 3. 2x+2y=4 x=10-3y 4. y=7-x 2x+3y=-1 Solve by substitution. Check your answers. I am new to Algebra 1 having trouble solving these problems.

Answer to Simplify (y/x-x/y)/(1/y-1/x)... Chegg--Sign In. More. Learn about Chegg Study. Home.

My name is Geneva and I'm having trouble with graphing equations like y=2x+1 which is my homework I'm not sure how to graph ... for example when x = 1 then y = 2 1 ...

I need this answer by tonight Help please! ... MathHomeworkAnswers.org is a free math help site for student, teachers and math enthusiasts.

Question: Simplify and use positive exponent (125 X^1/2 Y^-1/3) ... Simplify and use positive exponent (125 X^1/2 Y^-1/3)^-2/3 (X^1/3 Y-2/3) 1/2 is power on x

x=y/(y-1) rauskommt, aber wie sind die Zwischenschritte? Ich bin durch *(x-1) und Klammer auflösen bis xy-y=x gekommen, aber jetzt hakt es. Ich habe quadratische ...

1.2+(sqrt(1-(sqrt(x^2+y^2))^2) + 1 - x^2-y^2) * (sin (10 * (x*3+y/5+7))+1/4) from -1.6 to 1.6. create a new version of this paste RAW Paste Data

I think you copied the problem wrong! And no that would not be the answer, you dropped a (1+y) somewhere.

1 / ( ( 1 / x ) + ( 1 / y ) ) = ( x * y ) / ( x + y ) [Kehrwerte bilden:] ( 1 / x ) + ( 1 / y ) = ( x + y ) / ( x * y ) [mit x * y multiplizieren:]

I'm assuming your system looks like this (since you have two = signs on the right) : x + y = 2. and. 2x - y = - 1. To solve this, you need to find the point where ...

... Zeige, y1(x) = cos x ist eine spezielle Lösung der Differentialgleichung y'' + 3(tan x) y' + (1 + 3tan2 x) y = 0 . b)Bestimme die allgemeine Lösung der ...

Trying to simplify y=(2x-1)/(x-1) by landgazr on Mon Nov 14, 2011 4:46 am . ... then go 2 y(x-1)=2x-1 multiply out: xy-y=2x-1 get x one left xy-2x=y-1 fac tor ...

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N = (x^2 + y^2)/(1+xy) is a Square If the number (a^2 + b^2)/(1+a*b) with a,b integers is a positive integer, then it is a perfect square.

-(5-2x+y)+4(x-y+1) ... MathHomeworkAnswers.org is a free math help site for student, teachers and math enthusiasts.

... +\frac{1}{x+y}+\frac{2x}{x^2+y^2}+\frac{4x^3}{x^4+y^4}+\frac{8x^7}{x^8+y^8}+\frac{16x^ ... Simplify $\frac{x^{-6}+y^{-6}}{\left( x^{2}+y^{-2} \right)y^{-4}}$ 5

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