Complex number, let x,y,z be the complex number such that x+y+z=2,x^2+y^2+z...

let x,y,z be the complex number such that x+y+z=2,x^2+y^2+z^=3,x*y*z=4,then 1/(x*y+z-1)+1/(x*z+y-1)+1/(y*z+x-1) is

Multiplication and division equations, 2.48=0.3x

2.48=0.3x

Number problems, The difference of two numbers is 18. The larger number is ...

The difference of two numbers is 18. The larger number is four more than twice the smaller. What are the numbers?

Vertical angles,

Quadratic Equations, I am finishing a quadratic equation problem and I am ...

I am finishing a quadratic equation problem and I am left with 3 plus or minus the square root of 361 all over 2. what next?

Percent, coffee was 2.50 yesterday and 2.85 today. what percent did it go u...

coffee was 2.50 yesterday and 2.85 today. what percent did it go up?

Equation, How to find the term in algebraic equation like 9x=18 only harder...

How to find the term in algebraic equation like 9x=18 only harder

Inaliz, i need help on the rate of change!!

i need help on the rate of change!!

Factor, 2x^3+y+x+2x^2y

2x^3+y+x+2x^2y

Sketch the graph on the similar axis system, Sketch the graph of f( x ) = 2...

Sketch the graph of f( x ) = 2 x   and g( x ) = ( 1 /2) x on the similar axis system. Solution Okay, as we don't have any ideas on what these graphs appear like we're goin