how to show that (x + y)^-2 and x^-2 + y^2 are not equivalent

  I would think they are not equivalent because part of the equation is in paranthesis.  Is this correct?

Help with factoring polynomials

how do I factor these polynomials:     1.  a^4 + a^2   2.  8x^3 - 2x   3.  8a^3 - 27

consider the equation f(x)=-6-1 and g(x)=4x^2 select the solution for (fg)(x)

consider the equation f(x)=-6-1 and g(x)=4x^2 select the solution for (fg)(x)

12/14/13

Can you guys translate Q(2,2), X(7,2), and R(10,6) 12 units to the left for me in a grid?

I don't know how to do it.

What is the midpoint of 12,12 and 2,12?

I just need to understand how its done. I don't understand the midpoint formula.

04/15/13

graph an equation

X =4   The question is how do I graph this equation:   X=4s

04/09/13

Integrate 4/(1+x^2) dx on an integral of 0 to -1

Need help figuring this out.

03/25/13

solve the system of equation!

9x+10y=21 7x+11y=26

G(3,0),H(4,3),J(8,0)

it had to do with inequalities in triangles  

03/07/13

n+5/16 = -1 How Do You Solve That?

Im Trying To Finish Homework But Have Problems With ALL The Questions But I Really Struggle In Only Math Please Help !

How do you slimply questions like -6(7k+11)

How do you simplfy questions like -6(7k+11)
Lcd

02/18/13

Using the LCD how do you solve: 4/x-1/x-2=2/x

4/x - 1/x+2 = 2/x 

02/17/13

f(x) = x^3 - 4x^2 + 9x - 36f(x) = x^3 - 4x^2 + 9x - 36

Use the Rational therom to fibd the real zeros.

02/16/13

im trying to set up an equation properly.

I am trying to solve for miles traveled. I am unsure I have written the equation(?) (expression) correctly. if a taxi costs $5 plus .070 per mile and tolls cost an additional 3.50 how far can you... more

01/27/13

x squared =24

Multiple answers on this one, just confused.

the types of identity matrix

hw many types of identity matrix are there

01/10/13

how do you write 1120th's in a decimal form?

Need the answer to how to write 1120th's in decimal form

01/10/13

5x+y=05x+2y=30

its hard to solve this

what is 3(10-12/6)^2 i need it worked out to do my home work please

my name is arianna Mendoza i  love animals a lot i need to do my homework please help me

01/05/13

y=4mx-2b and i need to solve for x

how do i start this problem? do i substract y to the other side and then divide ?

how do I convert 6x- y=-5 so that I can graph it?

I'mI am confused as to how to transform linear equations.

01/04/13

If the sum of three consecutive odd integers is 105, what is the smallest of the three integers

If the sum of three consecutive odd integers is 105, what is the smallest of the three integers

12/14/12

How do I solve Algebra Equation (x+2) (x+3)=0?

Please assist me with detailed steps for solving Algebra Equation (x+2) (x+3)=0?

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