# Algebra

posted by .

I do not understand multioplying binomials + factoring
(x+9) (x-9)
can you show and explain the steps

• Algebra -

+9 * -9 = -81

x * -9 = -9x

x * 9 = 9x

x *x = x^2

9x-9x = 0

## Similar Questions

1. ### Factoring

x2(squared)-4x+4 I would factor this into (X - 2)(X - 2) If you don't know the rules for factoring, post, and we can show you how to do it. I don't know the factoring rules. My algebra teacher couldn't teach.
2. ### Algebra

Find two binomials whose product is x^2 - 6x + 9 and explain how you decided on those two binomials. Thank you! :-)
3. ### algebra

Solve the following equation: k2 + 4k = 0 By factoring and By using the quadratic formula Can someone please help me to understand how to this problem...I do not understand the steps to get the correct answer. Thanks!!!
4. ### Algebra

Steps to factoring this x^3 - 8 ? I'm only used to factoring out the x when the x is in the equation like x^ + x + x
5. ### Math

Expand the following binomials to look for patterns when expanding binomials. Try to find a pattern that will allow you to expand binomials without carrying out all of the steps. (x + 2)3 (2x+1)4 (2x-1)4 (2x-2)3
6. ### algebra

multiply and simplify by factoring. Assume that all expressions under the radicals represent nonnegative numbers. ^4 sq. rt. (810x^8y10)= show steps if possible.
7. ### Algebra 2

Two days ago "Steve" helped me with this problem. I am grateful to him. I didn't get it and asked for him to help me again. He showed it to me again, but I needed more steps shown. Then I think he was finished for tutoring for the …
8. ### Alg I

Factoring ax^2 + bx + c Find two different values that complete each expression so that the trinomial can be factored into the product of two binomials. Factor your trimonials. 4n^2+ __n - 3 Please explain and solve.
9. ### Algebra

Quadratic formula x^2+6x+8-0 (solve by factoring) (second Problem) 5w^2-3=0 Please show steps
10. ### Algebra 1

Factor the expression. 27w^2-12 I don't have an answer, I don't understand the steps can someone show me the correct steps for this problem, and then I can solve it?

More Similar Questions