Answer:
1
Step-by-step explanation:
X^3 + 5^3
(x+5)x(x^2-X x 5+5^2)
(x+5)x(x^2 -5x+5^2)
(x+5)x(x^2 -5x+25)
(x+5) x (x^2 -5x+25)
Answer:
(f - g)(x) =
+ 8x + 4
Step-by-step explanation:
(f - g)(x)
= f(x) - g(x)
=
+ 10x - (2x - 4) ← distribute parenthesis by - 1
=
+ 10x - 2x + 4 ← collect like terms
=
+ 8x + 4
X^4+ 3x^3+4x^2-8 | x+2 = x^3+x^2+2x-4
-x^4-2x^3
-----------------------
x^3+4x^2-8
-x^3-2x^2
-------------------------
2x^2-8
-2x^2-4x
--------------
-4x-8
4x+8
----------------------------
/ /
is a factor because (x+2)(x^3+x^2+2x-4)=x^4+3x^3+4x^2-8