04/05/13

#### A square tile has a side 4 cm long. Use the appropriate formula model to find the area.

A square tile has a side 4 cm long. Use the appropriate formula model to find the area. What is the area of the square? Include units with your answer.

04/05/13

#### word problem

Describe how the graph of the equation relates to the graph of y=x^2. f(x)=(x-2)^2+7

04/04/13

#### please help me find the perfect square for this: x2-12x=14

pls help find the perfect square, not sure if i understand it

03/05/13

#### Simplifying Radicals

Hi first of all thank you very much
I have a question its about simplifying radicals
2^3 square root 128x^4 subtract 2x63 square root 54x
can you please

02/25/13

#### How to solve this maths problem (4a^-2 b)^2 (3a^3 b^-4)^-2

Need simplification for the maths problem

#### Use addition or substitution to find the value of y for this set of equations. top line 4x + 13y = 40 bottom line 4x + 3y = -40

Use addition or substitution to find the value of y for this set of equations. top line 4x + 13y = 40 bottom line 4x + 3y = -40

02/23/13

#### How do you write a piecewise function from a word problem

It costs 7.57 plus 8.77 per kilowatt hour for the first 400 and 6.574 per kilowatt usage over 400 in a month.
What is the cost of 300 in a month? 2638.57 how much for 700 in one month? 5487.77...
more

02/20/13

#### solve by graphing. Tell whether each system has one solution, infinitely many solutions, or no solution. x-2y=3 y=-2x+6

I also need help with other questions.

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