Question

Is this correct ? problem : find the product for:
(x-5)(x^2+5x+25)

I have => x^3-125

Answer 1

Yes, That is correct! congrats! :)

Answer 2

awesome i have one more can you check this one for me please?

Answer 3

ok, let me see it :)

Answer 4

. Find the product:
(4X+4Y)^2
I have => 16x^2+32xy-16y^2

Answer 5

Sorry but that is wrong.
the answer should be:
16x^2 + 32xy +16y^2

you should be careful with the signs :)

Answer 6

ok i will be more aware, thank you, I am going to bed now all mathed out .. thanks for your help i appreciate it.

Answer 7

You're Welcome :)
btw you can check your answers here
http://www.wolframalpha.com

Answer 8

oh thank you ;)