To add fractions, find the LCD and then combine.
Exact Form:
- 1/3 ( write as fraction)
Decimal Form:
-0.3
X= 2 sq rt 3
Y= 3. Sqrt 3 times sqrt 3 =3
Answer:17-10n
Step-by-step explanation:

Use the rational root theorem:

=16,

=1
The dividers of

: 1,2,4,8,16
The dividers of

: 1
Therefore, check the following rational numbers: +-


is a root of the expression, so factor out x-4
Compute

to get the rest of the equation.

Cancel the common factor:

is the final answer