Usually I would use my head, but you can use whatever you want.
1.D 2. A 3.C 4.D
1 Is the monomial as it only contains one expression.
2. Is the difference of squares because something squared minus something squared.
3. Is standard because it is of the form
4. We know D is the not the monomial simply because its power is negative which means it does not fit the definition of a polynomial.
Answer:
Step-by-step explanation:
Distribute each one like a robot
Or factor it like a human.
5(x+2y - 3)
The answer is $7.75 -3.25-2.75x-4=$7.75
Answer:
4.5
Step-by-step explanation:
4x+6 = 6x-3
3+6 = 6x-4x
9 = 2x
X =4.5