Number of results: 6

**math117**

Multiply (1-x)(9-8x) the answer that I came up with is (x-1)(x-8) can some help me and if I am wrong help me to solve

*October 3, 2009 by help*

**Math117**

Is this equation correct: (x y)3 = x y3 ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

*December 16, 2010 by Sherine*

**Math117**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different?

*September 8, 2009 by Denay*

**Math117**

how to do negative decimal exponets 2^-0.4545 Remember that a negative power is the same as the reciprocal... 2-b = 1/2b So you can compute the positive power, then take the reciprocal of the result. Yes but that works with decimal of course, use your calculator. square root ...

*June 28, 2007 by Maria*

**math117/algebra**

The price of an item is given by p=2xsquared - 100. Find the polymonial that represents the revenue generated from the sale of x items. Multiply the price term, 2x^2 - 100, by the number of sales, x. That should be the revenue from selling x units. The p(x) relationship you ...

*June 23, 2007 by Diana*

**math117**

The area of a rectangle of length x is given by 3x2 +5x. Find the width of the rectangle. The area of a rectangle with width t is given by 33t - t 2. Factor the expression and determine the length of the rectangle in terms of t length times width=area, so factor out an x to ...

*July 2, 2007 by student*

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