Answer:
x^3+3x^2+9x+27
Step-by-step explanation:

_____
The factoring of the difference of squares is used (twice):
a² -b² = (a -b)(a +b)
Answer:
Yes
Step-by-step explanation:
The product of three polynomials will be a polynomial regardless of the signs of the leading coefficients of the polynomials.
Answer:
2
Step-by-step explanation:
absolutly sure
-4(2n-5)=-28
-8n+20=-28
-8n=-48
n=6
Answer: -4/27
explanation:
okay so to do this you gotta flip 3/4 to be 4/3 (woo reciprocals) and then you multiply the two fractions
-1/9 * 4/3
then you multiply straight across
-4/27
and boom you’re done