Question

I really need help with my math packet. LAWL

Answer 1

expand (x+y)^3

Answer 2

kk thanks

Answer 3

how about..

Answer 4

x^3-8/x-2

Answer 5

explain

Answer 6

Do you mean by this? (see the attachment)

Answer 7

no

Answer 8

x^3-8 divided by x-2

Answer 9

(x+y)^3
=(x+y)*(x+y)^2
=(x+y)*(x^2+2xy+y^2)
=x*(x^2+2xy+y^2) + y*(x^2+2xy+y^2)
=x^3+2x^2y+xy^2 + x^2y+2xy^2+y^3
=x^3 +3x^2y + 3xy^2 + y^3

Answer 10

thanks! what about this one x^3-8 divided by x-2

Answer 11

use this:
a^3-b^3=(a-b)(a^2+ab+b^2)

Answer 12

can you continue from this point ?